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Finding the Fourth Proportional to 191,443.68, 264,182.04 and 110,864.88

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Solution

The fourth proportional to 191,443.68, 264,182.04 and 110,864.88 is: 152,987.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,443.68 : 264,182.04 = 110,864.88 : x
  2. Step 2: Convert to fraction form
    191,443.68/264,182.04 = 110,864.88/x
  3. Step 3: Cross multiply
    191,443.68x = 264,182.04 × 110,864.88
  4. Step 4: Simplify right side
    191,443.68x = 29,288,510,162.76
  5. Step 5: Solve for x
    x = 29,288,510,162.76/191,443.68
  6. Step 6: Final answer
    x = 152,987.61

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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.