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Finding the Fourth Proportional to 176,613, 243,725.96 and 101,166.36

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Solution

The fourth proportional to 176,613, 243,725.96 and 101,166.36 is: 139,609.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,613 : 243,725.96 = 101,166.36 : x
  2. Step 2: Convert to fraction form
    176,613/243,725.96 = 101,166.36/x
  3. Step 3: Cross multiply
    176,613x = 243,725.96 × 101,166.36
  4. Step 4: Simplify right side
    176,613x = 24,656,868,210.71
  5. Step 5: Solve for x
    x = 24,656,868,210.71/176,613
  6. Step 6: Final answer
    x = 139,609.59

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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.