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Finding the Fourth Proportional to 176,522.50, 243,636.42 and 104,888.62

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Solution

The fourth proportional to 176,522.50, 243,636.42 and 104,888.62 is: 144,767.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,522.50 : 243,636.42 = 104,888.62 : x
  2. Step 2: Convert to fraction form
    176,522.50/243,636.42 = 104,888.62/x
  3. Step 3: Cross multiply
    176,522.50x = 243,636.42 × 104,888.62
  4. Step 4: Simplify right side
    176,522.50x = 25,554,687,875.54
  5. Step 5: Solve for x
    x = 25,554,687,875.54/176,522.50
  6. Step 6: Final answer
    x = 144,767.31

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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.