Home / 66,001.26-98,993.85-19,254.18

Finding the Fourth Proportional to 66,001.26, 98,993.85 and 19,254.18

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Solution

The fourth proportional to 66,001.26, 98,993.85 and 19,254.18 is: 28,878.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,001.26 : 98,993.85 = 19,254.18 : x
  2. Step 2: Convert to fraction form
    66,001.26/98,993.85 = 19,254.18/x
  3. Step 3: Cross multiply
    66,001.26x = 98,993.85 × 19,254.18
  4. Step 4: Simplify right side
    66,001.26x = 1,906,045,406.79
  5. Step 5: Solve for x
    x = 1,906,045,406.79/66,001.26
  6. Step 6: Final answer
    x = 28,878.92

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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.