Home / 107,424.30-161,136.45-60,768.30

Finding the Fourth Proportional to 107,424.30, 161,136.45 and 60,768.30

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Solution

The fourth proportional to 107,424.30, 161,136.45 and 60,768.30 is: 91,152.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,424.30 : 161,136.45 = 60,768.30 : x
  2. Step 2: Convert to fraction form
    107,424.30/161,136.45 = 60,768.30/x
  3. Step 3: Cross multiply
    107,424.30x = 161,136.45 × 60,768.30
  4. Step 4: Simplify right side
    107,424.30x = 9,791,988,134.54
  5. Step 5: Solve for x
    x = 9,791,988,134.54/107,424.30
  6. Step 6: Final answer
    x = 91,152.45

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1.5x scale

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.