Home / 125,412.30-173,057.53-74,416.24

Finding the Fourth Proportional to 125,412.30, 173,057.53 and 74,416.24

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Solution

The fourth proportional to 125,412.30, 173,057.53 and 74,416.24 is: 102,687.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,412.30 : 173,057.53 = 74,416.24 : x
  2. Step 2: Convert to fraction form
    125,412.30/173,057.53 = 74,416.24/x
  3. Step 3: Cross multiply
    125,412.30x = 173,057.53 × 74,416.24
  4. Step 4: Simplify right side
    125,412.30x = 12,878,290,686.29
  5. Step 5: Solve for x
    x = 12,878,290,686.29/125,412.30
  6. Step 6: Final answer
    x = 102,687.62

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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.