Home / 88,304.40-132,456.60-38,408.40

Finding the Fourth Proportional to 88,304.40, 132,456.60 and 38,408.40

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Solution

The fourth proportional to 88,304.40, 132,456.60 and 38,408.40 is: 57,612.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,304.40 : 132,456.60 = 38,408.40 : x
  2. Step 2: Convert to fraction form
    88,304.40/132,456.60 = 38,408.40/x
  3. Step 3: Cross multiply
    88,304.40x = 132,456.60 × 38,408.40
  4. Step 4: Simplify right side
    88,304.40x = 5,087,446,075.44
  5. Step 5: Solve for x
    x = 5,087,446,075.44/88,304.40
  6. Step 6: Final answer
    x = 57,612.60

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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.