Home / 125,882.40-173,703.46-74,196.12

Finding the Fourth Proportional to 125,882.40, 173,703.46 and 74,196.12

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Solution

The fourth proportional to 125,882.40, 173,703.46 and 74,196.12 is: 102,382.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,882.40 : 173,703.46 = 74,196.12 : x
  2. Step 2: Convert to fraction form
    125,882.40/173,703.46 = 74,196.12/x
  3. Step 3: Cross multiply
    125,882.40x = 173,703.46 × 74,196.12
  4. Step 4: Simplify right side
    125,882.40x = 12,888,122,762.58
  5. Step 5: Solve for x
    x = 12,888,122,762.58/125,882.40
  6. Step 6: Final answer
    x = 102,382.25

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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.