Home / 108,333.20-162,499.80-94,509.20

Finding the Fourth Proportional to 108,333.20, 162,499.80 and 94,509.20

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Solution

The fourth proportional to 108,333.20, 162,499.80 and 94,509.20 is: 141,763.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,333.20 : 162,499.80 = 94,509.20 : x
  2. Step 2: Convert to fraction form
    108,333.20/162,499.80 = 94,509.20/x
  3. Step 3: Cross multiply
    108,333.20x = 162,499.80 × 94,509.20
  4. Step 4: Simplify right side
    108,333.20x = 15,357,726,098.16
  5. Step 5: Solve for x
    x = 15,357,726,098.16/108,333.20
  6. Step 6: Final answer
    x = 141,763.80

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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.