Home / 113,213.30-169,814.55-38,326.10

Finding the Fourth Proportional to 113,213.30, 169,814.55 and 38,326.10

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Solution

The fourth proportional to 113,213.30, 169,814.55 and 38,326.10 is: 57,487.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,213.30 : 169,814.55 = 38,326.10 : x
  2. Step 2: Convert to fraction form
    113,213.30/169,814.55 = 38,326.10/x
  3. Step 3: Cross multiply
    113,213.30x = 169,814.55 × 38,326.10
  4. Step 4: Simplify right side
    113,213.30x = 6,508,329,424.76
  5. Step 5: Solve for x
    x = 6,508,329,424.76/113,213.30
  6. Step 6: Final answer
    x = 57,487.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.