Home / 65,816.40-98,732.70-23,689.92

Finding the Fourth Proportional to 65,816.40, 98,732.70 and 23,689.92

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Solution

The fourth proportional to 65,816.40, 98,732.70 and 23,689.92 is: 35,537.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,816.40 : 98,732.70 = 23,689.92 : x
  2. Step 2: Convert to fraction form
    65,816.40/98,732.70 = 23,689.92/x
  3. Step 3: Cross multiply
    65,816.40x = 98,732.70 × 23,689.92
  4. Step 4: Simplify right side
    65,816.40x = 2,338,969,764.38
  5. Step 5: Solve for x
    x = 2,338,969,764.38/65,816.40
  6. Step 6: Final answer
    x = 35,537.80

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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.