Home / 62,642.34-86,441.67-34,348.02

Finding the Fourth Proportional to 62,642.34, 86,441.67 and 34,348.02

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Solution

The fourth proportional to 62,642.34, 86,441.67 and 34,348.02 is: 47,397.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,642.34 : 86,441.67 = 34,348.02 : x
  2. Step 2: Convert to fraction form
    62,642.34/86,441.67 = 34,348.02/x
  3. Step 3: Cross multiply
    62,642.34x = 86,441.67 × 34,348.02
  4. Step 4: Simplify right side
    62,642.34x = 2,969,100,209.99
  5. Step 5: Solve for x
    x = 2,969,100,209.99/62,642.34
  6. Step 6: Final answer
    x = 47,397.66

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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.