Home / 83,814.02-125,728.63-27,654.29

Finding the Fourth Proportional to 83,814.02, 125,728.63 and 27,654.29

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Solution

The fourth proportional to 83,814.02, 125,728.63 and 27,654.29 is: 41,483.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,814.02 : 125,728.63 = 27,654.29 : x
  2. Step 2: Convert to fraction form
    83,814.02/125,728.63 = 27,654.29/x
  3. Step 3: Cross multiply
    83,814.02x = 125,728.63 × 27,654.29
  4. Step 4: Simplify right side
    83,814.02x = 3,476,935,995.32
  5. Step 5: Solve for x
    x = 3,476,935,995.32/83,814.02
  6. Step 6: Final answer
    x = 41,483.94

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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.