Home / 57,730.10-86,595.15-38,030.90

Finding the Fourth Proportional to 57,730.10, 86,595.15 and 38,030.90

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Solution

The fourth proportional to 57,730.10, 86,595.15 and 38,030.90 is: 57,046.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,730.10 : 86,595.15 = 38,030.90 : x
  2. Step 2: Convert to fraction form
    57,730.10/86,595.15 = 38,030.90/x
  3. Step 3: Cross multiply
    57,730.10x = 86,595.15 × 38,030.90
  4. Step 4: Simplify right side
    57,730.10x = 3,293,291,490.14
  5. Step 5: Solve for x
    x = 3,293,291,490.14/57,730.10
  6. Step 6: Final answer
    x = 57,046.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.