Home / 169,613.10-234,038.78-98,002.62

Finding the Fourth Proportional to 169,613.10, 234,038.78 and 98,002.62

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Solution

The fourth proportional to 169,613.10, 234,038.78 and 98,002.62 is: 135,227.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,613.10 : 234,038.78 = 98,002.62 : x
  2. Step 2: Convert to fraction form
    169,613.10/234,038.78 = 98,002.62/x
  3. Step 3: Cross multiply
    169,613.10x = 234,038.78 × 98,002.62
  4. Step 4: Simplify right side
    169,613.10x = 22,936,413,621.60
  5. Step 5: Solve for x
    x = 22,936,413,621.60/169,613.10
  6. Step 6: Final answer
    x = 135,227.84

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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.