Home / 153,040.10-229,560.15-53,167.10

Finding the Fourth Proportional to 153,040.10, 229,560.15 and 53,167.10

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Solution

The fourth proportional to 153,040.10, 229,560.15 and 53,167.10 is: 79,750.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,040.10 : 229,560.15 = 53,167.10 : x
  2. Step 2: Convert to fraction form
    153,040.10/229,560.15 = 53,167.10/x
  3. Step 3: Cross multiply
    153,040.10x = 229,560.15 × 53,167.10
  4. Step 4: Simplify right side
    153,040.10x = 12,205,047,451.07
  5. Step 5: Solve for x
    x = 12,205,047,451.07/153,040.10
  6. Step 6: Final answer
    x = 79,750.65

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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.