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Finding the Fourth Proportional to 110,707.77, 152,778.48 and 60,406.77

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Solution

The fourth proportional to 110,707.77, 152,778.48 and 60,406.77 is: 83,362.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,707.77 : 152,778.48 = 60,406.77 : x
  2. Step 2: Convert to fraction form
    110,707.77/152,778.48 = 60,406.77/x
  3. Step 3: Cross multiply
    110,707.77x = 152,778.48 × 60,406.77
  4. Step 4: Simplify right side
    110,707.77x = 9,228,854,502.31
  5. Step 5: Solve for x
    x = 9,228,854,502.31/110,707.77
  6. Step 6: Final answer
    x = 83,362.30

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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.