Home / 113,320.80-169,997.40-38,444.40

Finding the Fourth Proportional to 113,320.80, 169,997.40 and 38,444.40

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Solution

The fourth proportional to 113,320.80, 169,997.40 and 38,444.40 is: 57,672.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,320.80 : 169,997.40 = 38,444.40 : x
  2. Step 2: Convert to fraction form
    113,320.80/169,997.40 = 38,444.40/x
  3. Step 3: Cross multiply
    113,320.80x = 169,997.40 × 38,444.40
  4. Step 4: Simplify right side
    113,320.80x = 6,535,448,044.56
  5. Step 5: Solve for x
    x = 6,535,448,044.56/113,320.80
  6. Step 6: Final answer
    x = 57,672.10

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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.