Home / 62,820.18-86,693.49-34,526.61

Finding the Fourth Proportional to 62,820.18, 86,693.49 and 34,526.61

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Solution

The fourth proportional to 62,820.18, 86,693.49 and 34,526.61 is: 47,647.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,820.18 : 86,693.49 = 34,526.61 : x
  2. Step 2: Convert to fraction form
    62,820.18/86,693.49 = 34,526.61/x
  3. Step 3: Cross multiply
    62,820.18x = 86,693.49 × 34,526.61
  4. Step 4: Simplify right side
    62,820.18x = 2,993,232,318.77
  5. Step 5: Solve for x
    x = 2,993,232,318.77/62,820.18
  6. Step 6: Final answer
    x = 47,647.62

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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.