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Finding the Fourth Proportional to 176,527.70, 243,602.25 and 101,061.62

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Solution

The fourth proportional to 176,527.70, 243,602.25 and 101,061.62 is: 139,461.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,527.70 : 243,602.25 = 101,061.62 : x
  2. Step 2: Convert to fraction form
    176,527.70/243,602.25 = 101,061.62/x
  3. Step 3: Cross multiply
    176,527.70x = 243,602.25 × 101,061.62
  4. Step 4: Simplify right side
    176,527.70x = 24,618,836,802.63
  5. Step 5: Solve for x
    x = 24,618,836,802.63/176,527.70
  6. Step 6: Final answer
    x = 139,461.61

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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.