Home / 107,243.55-148,013.87-59,512.23

Finding the Fourth Proportional to 107,243.55, 148,013.87 and 59,512.23

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Solution

The fourth proportional to 107,243.55, 148,013.87 and 59,512.23 is: 82,136.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,243.55 : 148,013.87 = 59,512.23 : x
  2. Step 2: Convert to fraction form
    107,243.55/148,013.87 = 59,512.23/x
  3. Step 3: Cross multiply
    107,243.55x = 148,013.87 × 59,512.23
  4. Step 4: Simplify right side
    107,243.55x = 8,808,635,177.07
  5. Step 5: Solve for x
    x = 8,808,635,177.07/107,243.55
  6. Step 6: Final answer
    x = 82,136.74

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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.