Home / 65,523.02-98,124.15-30,472.70

Finding the Fourth Proportional to 65,523.02, 98,124.15 and 30,472.70

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Solution

The fourth proportional to 65,523.02, 98,124.15 and 30,472.70 is: 45,634.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,523.02 : 98,124.15 = 30,472.70 : x
  2. Step 2: Convert to fraction form
    65,523.02/98,124.15 = 30,472.70/x
  3. Step 3: Cross multiply
    65,523.02x = 98,124.15 × 30,472.70
  4. Step 4: Simplify right side
    65,523.02x = 2,990,107,785.71
  5. Step 5: Solve for x
    x = 2,990,107,785.71/65,523.02
  6. Step 6: Final answer
    x = 45,634.46

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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.