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Finding the Fourth Proportional to 84,683.11, 127,014.90 and 22,358.47

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Solution

The fourth proportional to 84,683.11, 127,014.90 and 22,358.47 is: 33,535.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,683.11 : 127,014.90 = 22,358.47 : x
  2. Step 2: Convert to fraction form
    84,683.11/127,014.90 = 22,358.47/x
  3. Step 3: Cross multiply
    84,683.11x = 127,014.90 × 22,358.47
  4. Step 4: Simplify right side
    84,683.11x = 2,839,858,831.20
  5. Step 5: Solve for x
    x = 2,839,858,831.20/84,683.11
  6. Step 6: Final answer
    x = 33,535.13

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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.