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Finding the Fourth Proportional to 110,645.92, 152,690.67 and 62,899.27

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Solution

The fourth proportional to 110,645.92, 152,690.67 and 62,899.27 is: 86,800.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,645.92 : 152,690.67 = 62,899.27 : x
  2. Step 2: Convert to fraction form
    110,645.92/152,690.67 = 62,899.27/x
  3. Step 3: Cross multiply
    110,645.92x = 152,690.67 × 62,899.27
  4. Step 4: Simplify right side
    110,645.92x = 9,604,130,600.86
  5. Step 5: Solve for x
    x = 9,604,130,600.86/110,645.92
  6. Step 6: Final answer
    x = 86,800.59

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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.