Home / 63,490.64-87,599.34-50,020.13

Finding the Fourth Proportional to 63,490.64, 87,599.34 and 50,020.13

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Solution

The fourth proportional to 63,490.64, 87,599.34 and 50,020.13 is: 69,013.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,490.64 : 87,599.34 = 50,020.13 : x
  2. Step 2: Convert to fraction form
    63,490.64/87,599.34 = 50,020.13/x
  3. Step 3: Cross multiply
    63,490.64x = 87,599.34 × 50,020.13
  4. Step 4: Simplify right side
    63,490.64x = 4,381,730,593.71
  5. Step 5: Solve for x
    x = 4,381,730,593.71/63,490.64
  6. Step 6: Final answer
    x = 69,013.81

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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.