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Finding the Fourth Proportional to 110,893.56, 153,032.96 and 63,146.91

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Solution

The fourth proportional to 110,893.56, 153,032.96 and 63,146.91 is: 87,142.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,893.56 : 153,032.96 = 63,146.91 : x
  2. Step 2: Convert to fraction form
    110,893.56/153,032.96 = 63,146.91/x
  3. Step 3: Cross multiply
    110,893.56x = 153,032.96 × 63,146.91
  4. Step 4: Simplify right side
    110,893.56x = 9,663,558,552.15
  5. Step 5: Solve for x
    x = 9,663,558,552.15/110,893.56
  6. Step 6: Final answer
    x = 87,142.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.