Home / 96,939.60-145,417.68-26,818.80

Finding the Fourth Proportional to 96,939.60, 145,417.68 and 26,818.80

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Solution

The fourth proportional to 96,939.60, 145,417.68 and 26,818.80 is: 40,230.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,939.60 : 145,417.68 = 26,818.80 : x
  2. Step 2: Convert to fraction form
    96,939.60/145,417.68 = 26,818.80/x
  3. Step 3: Cross multiply
    96,939.60x = 145,417.68 × 26,818.80
  4. Step 4: Simplify right side
    96,939.60x = 3,899,927,676.38
  5. Step 5: Solve for x
    x = 3,899,927,676.38/96,939.60
  6. Step 6: Final answer
    x = 40,230.49

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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.