Home / 104,542.38-144,258.08-59,211.32

Finding the Fourth Proportional to 104,542.38, 144,258.08 and 59,211.32

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Solution

The fourth proportional to 104,542.38, 144,258.08 and 59,211.32 is: 81,705.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,542.38 : 144,258.08 = 59,211.32 : x
  2. Step 2: Convert to fraction form
    104,542.38/144,258.08 = 59,211.32/x
  3. Step 3: Cross multiply
    104,542.38x = 144,258.08 × 59,211.32
  4. Step 4: Simplify right side
    104,542.38x = 8,541,710,320.12
  5. Step 5: Solve for x
    x = 8,541,710,320.12/104,542.38
  6. Step 6: Final answer
    x = 81,705.72

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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.