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Finding the Fourth Proportional to 173,963.88, 240,070.14 and 98,526.96

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Solution

The fourth proportional to 173,963.88, 240,070.14 and 98,526.96 is: 135,967.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,963.88 : 240,070.14 = 98,526.96 : x
  2. Step 2: Convert to fraction form
    173,963.88/240,070.14 = 98,526.96/x
  3. Step 3: Cross multiply
    173,963.88x = 240,070.14 × 98,526.96
  4. Step 4: Simplify right side
    173,963.88x = 23,653,381,080.97
  5. Step 5: Solve for x
    x = 23,653,381,080.97/173,963.88
  6. Step 6: Final answer
    x = 135,967.20

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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.