Home / 153,307.10-229,943.13-40,996.08

Finding the Fourth Proportional to 153,307.10, 229,943.13 and 40,996.08

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Solution

The fourth proportional to 153,307.10, 229,943.13 and 40,996.08 is: 61,489.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,307.10 : 229,943.13 = 40,996.08 : x
  2. Step 2: Convert to fraction form
    153,307.10/229,943.13 = 40,996.08/x
  3. Step 3: Cross multiply
    153,307.10x = 229,943.13 × 40,996.08
  4. Step 4: Simplify right side
    153,307.10x = 9,426,766,952.93
  5. Step 5: Solve for x
    x = 9,426,766,952.93/153,307.10
  6. Step 6: Final answer
    x = 61,489.43

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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.