Home / 115,695.83-173,565.43-52,520.36

Finding the Fourth Proportional to 115,695.83, 173,565.43 and 52,520.36

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Solution

The fourth proportional to 115,695.83, 173,565.43 and 52,520.36 is: 78,790.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,695.83 : 173,565.43 = 52,520.36 : x
  2. Step 2: Convert to fraction form
    115,695.83/173,565.43 = 52,520.36/x
  3. Step 3: Cross multiply
    115,695.83x = 173,565.43 × 52,520.36
  4. Step 4: Simplify right side
    115,695.83x = 9,115,719,139.76
  5. Step 5: Solve for x
    x = 9,115,719,139.76/115,695.83
  6. Step 6: Final answer
    x = 78,790.39

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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.