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Finding the Fourth Proportional to 63,407.64, 95,111.28 and 19,034.24

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Solution

The fourth proportional to 63,407.64, 95,111.28 and 19,034.24 is: 28,551.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,407.64 : 95,111.28 = 19,034.24 : x
  2. Step 2: Convert to fraction form
    63,407.64/95,111.28 = 19,034.24/x
  3. Step 3: Cross multiply
    63,407.64x = 95,111.28 × 19,034.24
  4. Step 4: Simplify right side
    63,407.64x = 1,810,370,930.23
  5. Step 5: Solve for x
    x = 1,810,370,930.23/63,407.64
  6. Step 6: Final answer
    x = 28,551.31

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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.