Home / 153,042.30-229,563.45-64,266.30

Finding the Fourth Proportional to 153,042.30, 229,563.45 and 64,266.30

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Solution

The fourth proportional to 153,042.30, 229,563.45 and 64,266.30 is: 96,399.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,042.30 : 229,563.45 = 64,266.30 : x
  2. Step 2: Convert to fraction form
    153,042.30/229,563.45 = 64,266.30/x
  3. Step 3: Cross multiply
    153,042.30x = 229,563.45 × 64,266.30
  4. Step 4: Simplify right side
    153,042.30x = 14,753,193,546.74
  5. Step 5: Solve for x
    x = 14,753,193,546.74/153,042.30
  6. Step 6: Final answer
    x = 96,399.45

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1.5x scale

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.