Home / 98,999.43-148,514.40-32,423.51

Finding the Fourth Proportional to 98,999.43, 148,514.40 and 32,423.51

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Solution

The fourth proportional to 98,999.43, 148,514.40 and 32,423.51 is: 48,640.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,999.43 : 148,514.40 = 32,423.51 : x
  2. Step 2: Convert to fraction form
    98,999.43/148,514.40 = 32,423.51/x
  3. Step 3: Cross multiply
    98,999.43x = 148,514.40 × 32,423.51
  4. Step 4: Simplify right side
    98,999.43x = 4,815,357,390.97
  5. Step 5: Solve for x
    x = 4,815,357,390.97/98,999.43
  6. Step 6: Final answer
    x = 48,640.25

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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.