Home / 84,850.04-127,302.71-40,471.02

Finding the Fourth Proportional to 84,850.04, 127,302.71 and 40,471.02

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Solution

The fourth proportional to 84,850.04, 127,302.71 and 40,471.02 is: 60,719.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,850.04 : 127,302.71 = 40,471.02 : x
  2. Step 2: Convert to fraction form
    84,850.04/127,302.71 = 40,471.02/x
  3. Step 3: Cross multiply
    84,850.04x = 127,302.71 × 40,471.02
  4. Step 4: Simplify right side
    84,850.04x = 5,152,070,522.46
  5. Step 5: Solve for x
    x = 5,152,070,522.46/84,850.04
  6. Step 6: Final answer
    x = 60,719.72

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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.