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Finding the Fourth Proportional to 60,479.51, 83,455.04 and 36,278.87

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Solution

The fourth proportional to 60,479.51, 83,455.04 and 36,278.87 is: 50,060.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,479.51 : 83,455.04 = 36,278.87 : x
  2. Step 2: Convert to fraction form
    60,479.51/83,455.04 = 36,278.87/x
  3. Step 3: Cross multiply
    60,479.51x = 83,455.04 × 36,278.87
  4. Step 4: Simplify right side
    60,479.51x = 3,027,654,547.00
  5. Step 5: Solve for x
    x = 3,027,654,547.00/60,479.51
  6. Step 6: Final answer
    x = 50,060.83

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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.