Home / 161,135.60-241,411.80-98,733.20

Finding the Fourth Proportional to 161,135.60, 241,411.80 and 98,733.20

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Solution

The fourth proportional to 161,135.60, 241,411.80 and 98,733.20 is: 147,921.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,135.60 : 241,411.80 = 98,733.20 : x
  2. Step 2: Convert to fraction form
    161,135.60/241,411.80 = 98,733.20/x
  3. Step 3: Cross multiply
    161,135.60x = 241,411.80 × 98,733.20
  4. Step 4: Simplify right side
    161,135.60x = 23,835,359,531.76
  5. Step 5: Solve for x
    x = 23,835,359,531.76/161,135.60
  6. Step 6: Final answer
    x = 147,921.13

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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.