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Finding the Fourth Proportional to 110,919.04, 166,300.64 and 38,854.32

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Solution

The fourth proportional to 110,919.04, 166,300.64 and 38,854.32 is: 58,254.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,919.04 : 166,300.64 = 38,854.32 : x
  2. Step 2: Convert to fraction form
    110,919.04/166,300.64 = 38,854.32/x
  3. Step 3: Cross multiply
    110,919.04x = 166,300.64 × 38,854.32
  4. Step 4: Simplify right side
    110,919.04x = 6,461,498,282.76
  5. Step 5: Solve for x
    x = 6,461,498,282.76/110,919.04
  6. Step 6: Final answer
    x = 58,254.19

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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.