Home / 63,921.02-95,881.50-19,547.78

Finding the Fourth Proportional to 63,921.02, 95,881.50 and 19,547.78

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Solution

The fourth proportional to 63,921.02, 95,881.50 and 19,547.78 is: 29,321.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,921.02 : 95,881.50 = 19,547.78 : x
  2. Step 2: Convert to fraction form
    63,921.02/95,881.50 = 19,547.78/x
  3. Step 3: Cross multiply
    63,921.02x = 95,881.50 × 19,547.78
  4. Step 4: Simplify right side
    63,921.02x = 1,874,269,988.66
  5. Step 5: Solve for x
    x = 1,874,269,988.66/63,921.02
  6. Step 6: Final answer
    x = 29,321.66

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Similar ratio
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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.