Home / 70,244.16-96,937.20-38,413.05

Finding the Fourth Proportional to 70,244.16, 96,937.20 and 38,413.05

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Solution

The fourth proportional to 70,244.16, 96,937.20 and 38,413.05 is: 53,010.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,244.16 : 96,937.20 = 38,413.05 : x
  2. Step 2: Convert to fraction form
    70,244.16/96,937.20 = 38,413.05/x
  3. Step 3: Cross multiply
    70,244.16x = 96,937.20 × 38,413.05
  4. Step 4: Simplify right side
    70,244.16x = 3,723,653,510.46
  5. Step 5: Solve for x
    x = 3,723,653,510.46/70,244.16
  6. Step 6: Final answer
    x = 53,010.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.