Home / 62,764.40-86,615.46-34,470.68

Finding the Fourth Proportional to 62,764.40, 86,615.46 and 34,470.68

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Solution

The fourth proportional to 62,764.40, 86,615.46 and 34,470.68 is: 47,569.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,764.40 : 86,615.46 = 34,470.68 : x
  2. Step 2: Convert to fraction form
    62,764.40/86,615.46 = 34,470.68/x
  3. Step 3: Cross multiply
    62,764.40x = 86,615.46 × 34,470.68
  4. Step 4: Simplify right side
    62,764.40x = 2,985,693,804.71
  5. Step 5: Solve for x
    x = 2,985,693,804.71/62,764.40
  6. Step 6: Final answer
    x = 47,569.86

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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.