Home / 96,884.40-145,326.60-89,302.80

Finding the Fourth Proportional to 96,884.40, 145,326.60 and 89,302.80

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Solution

The fourth proportional to 96,884.40, 145,326.60 and 89,302.80 is: 133,954.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,884.40 : 145,326.60 = 89,302.80 : x
  2. Step 2: Convert to fraction form
    96,884.40/145,326.60 = 89,302.80/x
  3. Step 3: Cross multiply
    96,884.40x = 145,326.60 × 89,302.80
  4. Step 4: Simplify right side
    96,884.40x = 12,978,072,294.48
  5. Step 5: Solve for x
    x = 12,978,072,294.48/96,884.40
  6. Step 6: Final answer
    x = 133,954.20

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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.