Home / 107,807.84-148,778.60-60,064.12

Finding the Fourth Proportional to 107,807.84, 148,778.60 and 60,064.12

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Solution

The fourth proportional to 107,807.84, 148,778.60 and 60,064.12 is: 82,890.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,807.84 : 148,778.60 = 60,064.12 : x
  2. Step 2: Convert to fraction form
    107,807.84/148,778.60 = 60,064.12/x
  3. Step 3: Cross multiply
    107,807.84x = 148,778.60 × 60,064.12
  4. Step 4: Simplify right side
    107,807.84x = 8,936,255,683.83
  5. Step 5: Solve for x
    x = 8,936,255,683.83/107,807.84
  6. Step 6: Final answer
    x = 82,890.59

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1.5x scale

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.