Home / 153,246.40-229,869.60-106,007.20

Finding the Fourth Proportional to 153,246.40, 229,869.60 and 106,007.20

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Solution

The fourth proportional to 153,246.40, 229,869.60 and 106,007.20 is: 159,010.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,246.40 : 229,869.60 = 106,007.20 : x
  2. Step 2: Convert to fraction form
    153,246.40/229,869.60 = 106,007.20/x
  3. Step 3: Cross multiply
    153,246.40x = 229,869.60 × 106,007.20
  4. Step 4: Simplify right side
    153,246.40x = 24,367,832,661.12
  5. Step 5: Solve for x
    x = 24,367,832,661.12/153,246.40
  6. Step 6: Final answer
    x = 159,010.80

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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.