Home / 88,027.36-132,124.88-54,646.40

Finding the Fourth Proportional to 88,027.36, 132,124.88 and 54,646.40

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Solution

The fourth proportional to 88,027.36, 132,124.88 and 54,646.40 is: 82,021.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,027.36 : 132,124.88 = 54,646.40 : x
  2. Step 2: Convert to fraction form
    88,027.36/132,124.88 = 54,646.40/x
  3. Step 3: Cross multiply
    88,027.36x = 132,124.88 × 54,646.40
  4. Step 4: Simplify right side
    88,027.36x = 7,220,149,042.43
  5. Step 5: Solve for x
    x = 7,220,149,042.43/88,027.36
  6. Step 6: Final answer
    x = 82,021.65

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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.