Home / 125,725.12-173,501.03-68,364.47

Finding the Fourth Proportional to 125,725.12, 173,501.03 and 68,364.47

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Solution

The fourth proportional to 125,725.12, 173,501.03 and 68,364.47 is: 94,343.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,725.12 : 173,501.03 = 68,364.47 : x
  2. Step 2: Convert to fraction form
    125,725.12/173,501.03 = 68,364.47/x
  3. Step 3: Cross multiply
    125,725.12x = 173,501.03 × 68,364.47
  4. Step 4: Simplify right side
    125,725.12x = 11,861,306,565.07
  5. Step 5: Solve for x
    x = 11,861,306,565.07/125,725.12
  6. Step 6: Final answer
    x = 94,343.17

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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.