Home / 65,882.40-98,833.19-21,498.23

Finding the Fourth Proportional to 65,882.40, 98,833.19 and 21,498.23

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Solution

The fourth proportional to 65,882.40, 98,833.19 and 21,498.23 is: 32,250.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,882.40 : 98,833.19 = 21,498.23 : x
  2. Step 2: Convert to fraction form
    65,882.40/98,833.19 = 21,498.23/x
  3. Step 3: Cross multiply
    65,882.40x = 98,833.19 × 21,498.23
  4. Step 4: Simplify right side
    65,882.40x = 2,124,738,048.60
  5. Step 5: Solve for x
    x = 2,124,738,048.60/65,882.40
  6. Step 6: Final answer
    x = 32,250.47

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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.