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Finding the Fourth Proportional to 177,613.85, 245,104.24 and 97,039.64

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Solution

The fourth proportional to 177,613.85, 245,104.24 and 97,039.64 is: 133,913.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,613.85 : 245,104.24 = 97,039.64 : x
  2. Step 2: Convert to fraction form
    177,613.85/245,104.24 = 97,039.64/x
  3. Step 3: Cross multiply
    177,613.85x = 245,104.24 × 97,039.64
  4. Step 4: Simplify right side
    177,613.85x = 23,784,827,212.07
  5. Step 5: Solve for x
    x = 23,784,827,212.07/177,613.85
  6. Step 6: Final answer
    x = 133,913.13

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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.