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Finding the Fourth Proportional to 174,423.56, 240,706.16 and 98,966.12

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Solution

The fourth proportional to 174,423.56, 240,706.16 and 98,966.12 is: 136,574.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,423.56 : 240,706.16 = 98,966.12 : x
  2. Step 2: Convert to fraction form
    174,423.56/240,706.16 = 98,966.12/x
  3. Step 3: Cross multiply
    174,423.56x = 240,706.16 × 98,966.12
  4. Step 4: Simplify right side
    174,423.56x = 23,821,753,016.94
  5. Step 5: Solve for x
    x = 23,821,753,016.94/174,423.56
  6. Step 6: Final answer
    x = 136,574.17

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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.