Home / 90,058,203.34-124,280,426.85-48,805,095.72

Finding the Fourth Proportional to 90,058,203.34, 124,280,426.85 and 48,805,095.72

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Solution

The fourth proportional to 90,058,203.34, 124,280,426.85 and 48,805,095.72 is: 67,351,089.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,058,203.34 : 124,280,426.85 = 48,805,095.72 : x
  2. Step 2: Convert to fraction form
    90,058,203.34/124,280,426.85 = 48,805,095.72/x
  3. Step 3: Cross multiply
    90,058,203.34x = 124,280,426.85 × 48,805,095.72
  4. Step 4: Simplify right side
    90,058,203.34x = 6,065,518,128,536,708
  5. Step 5: Solve for x
    x = 6,065,518,128,536,708/90,058,203.34
  6. Step 6: Final answer
    x = 67,351,089.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.