Home / 88,326.40-132,295.20-53,204.80

Finding the Fourth Proportional to 88,326.40, 132,295.20 and 53,204.80

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Solution

The fourth proportional to 88,326.40, 132,295.20 and 53,204.80 is: 79,690.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,326.40 : 132,295.20 = 53,204.80 : x
  2. Step 2: Convert to fraction form
    88,326.40/132,295.20 = 53,204.80/x
  3. Step 3: Cross multiply
    88,326.40x = 132,295.20 × 53,204.80
  4. Step 4: Simplify right side
    88,326.40x = 7,038,739,656.96
  5. Step 5: Solve for x
    x = 7,038,739,656.96/88,326.40
  6. Step 6: Final answer
    x = 79,690.10

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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.