Home / 102,260.60-153,420.13-34,807.46

Finding the Fourth Proportional to 102,260.60, 153,420.13 and 34,807.46

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Solution

The fourth proportional to 102,260.60, 153,420.13 and 34,807.46 is: 52,221.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,260.60 : 153,420.13 = 34,807.46 : x
  2. Step 2: Convert to fraction form
    102,260.60/153,420.13 = 34,807.46/x
  3. Step 3: Cross multiply
    102,260.60x = 153,420.13 × 34,807.46
  4. Step 4: Simplify right side
    102,260.60x = 5,340,164,766.03
  5. Step 5: Solve for x
    x = 5,340,164,766.03/102,260.60
  6. Step 6: Final answer
    x = 52,221.14

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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.