Home / 125,432.09-173,104.80-70,984.29

Finding the Fourth Proportional to 125,432.09, 173,104.80 and 70,984.29

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Solution

The fourth proportional to 125,432.09, 173,104.80 and 70,984.29 is: 97,963.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,432.09 : 173,104.80 = 70,984.29 : x
  2. Step 2: Convert to fraction form
    125,432.09/173,104.80 = 70,984.29/x
  3. Step 3: Cross multiply
    125,432.09x = 173,104.80 × 70,984.29
  4. Step 4: Simplify right side
    125,432.09x = 12,287,721,323.59
  5. Step 5: Solve for x
    x = 12,287,721,323.59/125,432.09
  6. Step 6: Final answer
    x = 97,963.14

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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.