Home / 98,732.40-148,444.20-96,658.80

Finding the Fourth Proportional to 98,732.40, 148,444.20 and 96,658.80

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Solution

The fourth proportional to 98,732.40, 148,444.20 and 96,658.80 is: 145,326.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,732.40 : 148,444.20 = 96,658.80 : x
  2. Step 2: Convert to fraction form
    98,732.40/148,444.20 = 96,658.80/x
  3. Step 3: Cross multiply
    98,732.40x = 148,444.20 × 96,658.80
  4. Step 4: Simplify right side
    98,732.40x = 14,348,438,238.96
  5. Step 5: Solve for x
    x = 14,348,438,238.96/98,732.40
  6. Step 6: Final answer
    x = 145,326.54

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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.