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Finding the Fourth Proportional to 82,866.99, 124,316.73 and 32,937.78

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Solution

The fourth proportional to 82,866.99, 124,316.73 and 32,937.78 is: 49,413.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,866.99 : 124,316.73 = 32,937.78 : x
  2. Step 2: Convert to fraction form
    82,866.99/124,316.73 = 32,937.78/x
  3. Step 3: Cross multiply
    82,866.99x = 124,316.73 × 32,937.78
  4. Step 4: Simplify right side
    82,866.99x = 4,094,717,103.06
  5. Step 5: Solve for x
    x = 4,094,717,103.06/82,866.99
  6. Step 6: Final answer
    x = 49,413.13

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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.