Home / 125,424.25-173,085.58-71,710.39

Finding the Fourth Proportional to 125,424.25, 173,085.58 and 71,710.39

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Solution

The fourth proportional to 125,424.25, 173,085.58 and 71,710.39 is: 98,960.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,424.25 : 173,085.58 = 71,710.39 : x
  2. Step 2: Convert to fraction form
    125,424.25/173,085.58 = 71,710.39/x
  3. Step 3: Cross multiply
    125,424.25x = 173,085.58 × 71,710.39
  4. Step 4: Simplify right side
    125,424.25x = 12,412,034,445.18
  5. Step 5: Solve for x
    x = 12,412,034,445.18/125,424.25
  6. Step 6: Final answer
    x = 98,960.40

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1.5x scale

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.