Home / 91,190.27-136,833.56-64,707.39

Finding the Fourth Proportional to 91,190.27, 136,833.56 and 64,707.39

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Solution

The fourth proportional to 91,190.27, 136,833.56 and 64,707.39 is: 97,095.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,190.27 : 136,833.56 = 64,707.39 : x
  2. Step 2: Convert to fraction form
    91,190.27/136,833.56 = 64,707.39/x
  3. Step 3: Cross multiply
    91,190.27x = 136,833.56 × 64,707.39
  4. Step 4: Simplify right side
    91,190.27x = 8,854,142,532.01
  5. Step 5: Solve for x
    x = 8,854,142,532.01/91,190.27
  6. Step 6: Final answer
    x = 97,095.26

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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.