Home / 84,923.55-127,385.33-38,267.55

Finding the Fourth Proportional to 84,923.55, 127,385.33 and 38,267.55

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Solution

The fourth proportional to 84,923.55, 127,385.33 and 38,267.55 is: 57,401.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,923.55 : 127,385.33 = 38,267.55 : x
  2. Step 2: Convert to fraction form
    84,923.55/127,385.33 = 38,267.55/x
  3. Step 3: Cross multiply
    84,923.55x = 127,385.33 × 38,267.55
  4. Step 4: Simplify right side
    84,923.55x = 4,874,724,293.70
  5. Step 5: Solve for x
    x = 4,874,724,293.70/84,923.55
  6. Step 6: Final answer
    x = 57,401.33

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Similar ratio
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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.