Home / 113,065.17-169,528.04-38,178.19

Finding the Fourth Proportional to 113,065.17, 169,528.04 and 38,178.19

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Solution

The fourth proportional to 113,065.17, 169,528.04 and 38,178.19 is: 57,243.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,065.17 : 169,528.04 = 38,178.19 : x
  2. Step 2: Convert to fraction form
    113,065.17/169,528.04 = 38,178.19/x
  3. Step 3: Cross multiply
    113,065.17x = 169,528.04 × 38,178.19
  4. Step 4: Simplify right side
    113,065.17x = 6,472,272,932.04
  5. Step 5: Solve for x
    x = 6,472,272,932.04/113,065.17
  6. Step 6: Final answer
    x = 57,243.74

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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.