Home / 108,439.14-162,707.88-64,152.42

Finding the Fourth Proportional to 108,439.14, 162,707.88 and 64,152.42

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Solution

The fourth proportional to 108,439.14, 162,707.88 and 64,152.42 is: 96,257.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,439.14 : 162,707.88 = 64,152.42 : x
  2. Step 2: Convert to fraction form
    108,439.14/162,707.88 = 64,152.42/x
  3. Step 3: Cross multiply
    108,439.14x = 162,707.88 × 64,152.42
  4. Step 4: Simplify right side
    108,439.14x = 10,438,104,255.07
  5. Step 5: Solve for x
    x = 10,438,104,255.07/108,439.14
  6. Step 6: Final answer
    x = 96,257.72

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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.