Home / 45,587.07-68,387.43-15,999.69

Finding the Fourth Proportional to 45,587.07, 68,387.43 and 15,999.69

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Solution

The fourth proportional to 45,587.07, 68,387.43 and 15,999.69 is: 24,001.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,587.07 : 68,387.43 = 15,999.69 : x
  2. Step 2: Convert to fraction form
    45,587.07/68,387.43 = 15,999.69/x
  3. Step 3: Cross multiply
    45,587.07x = 68,387.43 × 15,999.69
  4. Step 4: Simplify right side
    45,587.07x = 1,094,177,679.90
  5. Step 5: Solve for x
    x = 1,094,177,679.90/45,587.07
  6. Step 6: Final answer
    x = 24,001.93

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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.