Home / 83,050.56-124,575.84-30,440.16

Finding the Fourth Proportional to 83,050.56, 124,575.84 and 30,440.16

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Solution

The fourth proportional to 83,050.56, 124,575.84 and 30,440.16 is: 45,660.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,050.56 : 124,575.84 = 30,440.16 : x
  2. Step 2: Convert to fraction form
    83,050.56/124,575.84 = 30,440.16/x
  3. Step 3: Cross multiply
    83,050.56x = 124,575.84 × 30,440.16
  4. Step 4: Simplify right side
    83,050.56x = 3,792,108,501.73
  5. Step 5: Solve for x
    x = 3,792,108,501.73/83,050.56
  6. Step 6: Final answer
    x = 45,660.24

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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.