Home / 125,068.24-172,592.80-67,706.52

Finding the Fourth Proportional to 125,068.24, 172,592.80 and 67,706.52

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Solution

The fourth proportional to 125,068.24, 172,592.80 and 67,706.52 is: 93,434.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,068.24 : 172,592.80 = 67,706.52 : x
  2. Step 2: Convert to fraction form
    125,068.24/172,592.80 = 67,706.52/x
  3. Step 3: Cross multiply
    125,068.24x = 172,592.80 × 67,706.52
  4. Step 4: Simplify right side
    125,068.24x = 11,685,657,865.06
  5. Step 5: Solve for x
    x = 11,685,657,865.06/125,068.24
  6. Step 6: Final answer
    x = 93,434.26

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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.