Home / 50,120.16-69,008.02-42,551.52

Finding the Fourth Proportional to 50,120.16, 69,008.02 and 42,551.52

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Solution

The fourth proportional to 50,120.16, 69,008.02 and 42,551.52 is: 58,587.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,120.16 : 69,008.02 = 42,551.52 : x
  2. Step 2: Convert to fraction form
    50,120.16/69,008.02 = 42,551.52/x
  3. Step 3: Cross multiply
    50,120.16x = 69,008.02 × 42,551.52
  4. Step 4: Simplify right side
    50,120.16x = 2,936,396,143.19
  5. Step 5: Solve for x
    x = 2,936,396,143.19/50,120.16
  6. Step 6: Final answer
    x = 58,587.13

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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.