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Finding the Fourth Proportional to 110,173.52, 152,014.28 and 62,415.92

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Solution

The fourth proportional to 110,173.52, 152,014.28 and 62,415.92 is: 86,119.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,173.52 : 152,014.28 = 62,415.92 : x
  2. Step 2: Convert to fraction form
    110,173.52/152,014.28 = 62,415.92/x
  3. Step 3: Cross multiply
    110,173.52x = 152,014.28 × 62,415.92
  4. Step 4: Simplify right side
    110,173.52x = 9,488,111,139.34
  5. Step 5: Solve for x
    x = 9,488,111,139.34/110,173.52
  6. Step 6: Final answer
    x = 86,119.71

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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.