Home / 125,523.20-188,312.16-62,377.28

Finding the Fourth Proportional to 125,523.20, 188,312.16 and 62,377.28

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Solution

The fourth proportional to 125,523.20, 188,312.16 and 62,377.28 is: 93,579.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,523.20 : 188,312.16 = 62,377.28 : x
  2. Step 2: Convert to fraction form
    125,523.20/188,312.16 = 62,377.28/x
  3. Step 3: Cross multiply
    125,523.20x = 188,312.16 × 62,377.28
  4. Step 4: Simplify right side
    125,523.20x = 11,746,400,331.72
  5. Step 5: Solve for x
    x = 11,746,400,331.72/125,523.20
  6. Step 6: Final answer
    x = 93,579.52

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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.