Home / 124,865.70-187,471.35-98,600.10

Finding the Fourth Proportional to 124,865.70, 187,471.35 and 98,600.10

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Solution

The fourth proportional to 124,865.70, 187,471.35 and 98,600.10 is: 148,036.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,865.70 : 187,471.35 = 98,600.10 : x
  2. Step 2: Convert to fraction form
    124,865.70/187,471.35 = 98,600.10/x
  3. Step 3: Cross multiply
    124,865.70x = 187,471.35 × 98,600.10
  4. Step 4: Simplify right side
    124,865.70x = 18,484,693,857.14
  5. Step 5: Solve for x
    x = 18,484,693,857.14/124,865.70
  6. Step 6: Final answer
    x = 148,036.60

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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.