Home / 62,670.08-94,064.80-38,905.70

Finding the Fourth Proportional to 62,670.08, 94,064.80 and 38,905.70

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Solution

The fourth proportional to 62,670.08, 94,064.80 and 38,905.70 is: 58,395.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,670.08 : 94,064.80 = 38,905.70 : x
  2. Step 2: Convert to fraction form
    62,670.08/94,064.80 = 38,905.70/x
  3. Step 3: Cross multiply
    62,670.08x = 94,064.80 × 38,905.70
  4. Step 4: Simplify right side
    62,670.08x = 3,659,656,321.77
  5. Step 5: Solve for x
    x = 3,659,656,321.77/62,670.08
  6. Step 6: Final answer
    x = 58,395.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.