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Finding the Fourth Proportional to 191,253.72, 286,686.84 and 96,196.68

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Solution

The fourth proportional to 191,253.72, 286,686.84 and 96,196.68 is: 144,197.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,253.72 : 286,686.84 = 96,196.68 : x
  2. Step 2: Convert to fraction form
    191,253.72/286,686.84 = 96,196.68/x
  3. Step 3: Cross multiply
    191,253.72x = 286,686.84 × 96,196.68
  4. Step 4: Simplify right side
    191,253.72x = 27,578,322,207.69
  5. Step 5: Solve for x
    x = 27,578,322,207.69/191,253.72
  6. Step 6: Final answer
    x = 144,197.57

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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.