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Finding the Fourth Proportional to 82,685.95, 124,030.28 and 23,523.14

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Solution

The fourth proportional to 82,685.95, 124,030.28 and 23,523.14 is: 35,285.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,685.95 : 124,030.28 = 23,523.14 : x
  2. Step 2: Convert to fraction form
    82,685.95/124,030.28 = 23,523.14/x
  3. Step 3: Cross multiply
    82,685.95x = 124,030.28 × 23,523.14
  4. Step 4: Simplify right side
    82,685.95x = 2,917,582,009.56
  5. Step 5: Solve for x
    x = 2,917,582,009.56/82,685.95
  6. Step 6: Final answer
    x = 35,285.10

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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.