Home / 89,000.18-122,820.30-48,713.93

Finding the Fourth Proportional to 89,000.18, 122,820.30 and 48,713.93

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Solution

The fourth proportional to 89,000.18, 122,820.30 and 48,713.93 is: 67,225.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,000.18 : 122,820.30 = 48,713.93 : x
  2. Step 2: Convert to fraction form
    89,000.18/122,820.30 = 48,713.93/x
  3. Step 3: Cross multiply
    89,000.18x = 122,820.30 × 48,713.93
  4. Step 4: Simplify right side
    89,000.18x = 5,983,058,882.68
  5. Step 5: Solve for x
    x = 5,983,058,882.68/89,000.18
  6. Step 6: Final answer
    x = 67,225.25

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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.