Home / 161,011.80-241,517.70-98,717.40

Finding the Fourth Proportional to 161,011.80, 241,517.70 and 98,717.40

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Solution

The fourth proportional to 161,011.80, 241,517.70 and 98,717.40 is: 148,076.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,011.80 : 241,517.70 = 98,717.40 : x
  2. Step 2: Convert to fraction form
    161,011.80/241,517.70 = 98,717.40/x
  3. Step 3: Cross multiply
    161,011.80x = 241,517.70 × 98,717.40
  4. Step 4: Simplify right side
    161,011.80x = 23,841,999,397.98
  5. Step 5: Solve for x
    x = 23,841,999,397.98/161,011.80
  6. Step 6: Final answer
    x = 148,076.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.