Home / 88,365.60-132,548.40-51,040.80

Finding the Fourth Proportional to 88,365.60, 132,548.40 and 51,040.80

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Solution

The fourth proportional to 88,365.60, 132,548.40 and 51,040.80 is: 76,561.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,365.60 : 132,548.40 = 51,040.80 : x
  2. Step 2: Convert to fraction form
    88,365.60/132,548.40 = 51,040.80/x
  3. Step 3: Cross multiply
    88,365.60x = 132,548.40 × 51,040.80
  4. Step 4: Simplify right side
    88,365.60x = 6,765,376,374.72
  5. Step 5: Solve for x
    x = 6,765,376,374.72/88,365.60
  6. Step 6: Final answer
    x = 76,561.20

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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.