Home / 107,321.46-160,988.10-32,439.71

Finding the Fourth Proportional to 107,321.46, 160,988.10 and 32,439.71

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Solution

The fourth proportional to 107,321.46, 160,988.10 and 32,439.71 is: 48,661.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,321.46 : 160,988.10 = 32,439.71 : x
  2. Step 2: Convert to fraction form
    107,321.46/160,988.10 = 32,439.71/x
  3. Step 3: Cross multiply
    107,321.46x = 160,988.10 × 32,439.71
  4. Step 4: Simplify right side
    107,321.46x = 5,222,406,472.51
  5. Step 5: Solve for x
    x = 5,222,406,472.51/107,321.46
  6. Step 6: Final answer
    x = 48,661.34

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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.