Home / 90,309.16-124,627.14-50,024.20

Finding the Fourth Proportional to 90,309.16, 124,627.14 and 50,024.20

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Solution

The fourth proportional to 90,309.16, 124,627.14 and 50,024.20 is: 69,033.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,309.16 : 124,627.14 = 50,024.20 : x
  2. Step 2: Convert to fraction form
    90,309.16/124,627.14 = 50,024.20/x
  3. Step 3: Cross multiply
    90,309.16x = 124,627.14 × 50,024.20
  4. Step 4: Simplify right side
    90,309.16x = 6,234,372,976.79
  5. Step 5: Solve for x
    x = 6,234,372,976.79/90,309.16
  6. Step 6: Final answer
    x = 69,033.67

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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.