Home / 62,821.38-86,693.55-34,527.06

Finding the Fourth Proportional to 62,821.38, 86,693.55 and 34,527.06

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Solution

The fourth proportional to 62,821.38, 86,693.55 and 34,527.06 is: 47,647.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,821.38 : 86,693.55 = 34,527.06 : x
  2. Step 2: Convert to fraction form
    62,821.38/86,693.55 = 34,527.06/x
  3. Step 3: Cross multiply
    62,821.38x = 86,693.55 × 34,527.06
  4. Step 4: Simplify right side
    62,821.38x = 2,993,273,402.46
  5. Step 5: Solve for x
    x = 2,993,273,402.46/62,821.38
  6. Step 6: Final answer
    x = 47,647.37

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1.5x scale

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.