Home / 115,306.74-159,124.50-64,324.13

Finding the Fourth Proportional to 115,306.74, 159,124.50 and 64,324.13

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Solution

The fourth proportional to 115,306.74, 159,124.50 and 64,324.13 is: 88,767.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,306.74 : 159,124.50 = 64,324.13 : x
  2. Step 2: Convert to fraction form
    115,306.74/159,124.50 = 64,324.13/x
  3. Step 3: Cross multiply
    115,306.74x = 159,124.50 × 64,324.13
  4. Step 4: Simplify right side
    115,306.74x = 10,235,544,228.56
  5. Step 5: Solve for x
    x = 10,235,544,228.56/115,306.74
  6. Step 6: Final answer
    x = 88,767.96

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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.