Home / 62,835.50-86,713.12-34,541.40

Finding the Fourth Proportional to 62,835.50, 86,713.12 and 34,541.40

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Solution

The fourth proportional to 62,835.50, 86,713.12 and 34,541.40 is: 47,667.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,835.50 : 86,713.12 = 34,541.40 : x
  2. Step 2: Convert to fraction form
    62,835.50/86,713.12 = 34,541.40/x
  3. Step 3: Cross multiply
    62,835.50x = 86,713.12 × 34,541.40
  4. Step 4: Simplify right side
    62,835.50x = 2,995,192,563.17
  5. Step 5: Solve for x
    x = 2,995,192,563.17/62,835.50
  6. Step 6: Final answer
    x = 47,667.20

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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.