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Finding the Fourth Proportional to 177,957.94, 245,581.96 and 97,385.47

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Solution

The fourth proportional to 177,957.94, 245,581.96 and 97,385.47 is: 134,391.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,957.94 : 245,581.96 = 97,385.47 : x
  2. Step 2: Convert to fraction form
    177,957.94/245,581.96 = 97,385.47/x
  3. Step 3: Cross multiply
    177,957.94x = 245,581.96 × 97,385.47
  4. Step 4: Simplify right side
    177,957.94x = 23,916,114,598.12
  5. Step 5: Solve for x
    x = 23,916,114,598.12/177,957.94
  6. Step 6: Final answer
    x = 134,391.95

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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.