Home / 88,290.35-132,432.57-38,370.48

Finding the Fourth Proportional to 88,290.35, 132,432.57 and 38,370.48

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Solution

The fourth proportional to 88,290.35, 132,432.57 and 38,370.48 is: 57,554.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,290.35 : 132,432.57 = 38,370.48 : x
  2. Step 2: Convert to fraction form
    88,290.35/132,432.57 = 38,370.48/x
  3. Step 3: Cross multiply
    88,290.35x = 132,432.57 × 38,370.48
  4. Step 4: Simplify right side
    88,290.35x = 5,081,501,278.53
  5. Step 5: Solve for x
    x = 5,081,501,278.53/88,290.35
  6. Step 6: Final answer
    x = 57,554.44

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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.