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Finding the Fourth Proportional to 191,750.90, 286,903.17 and 114,527.61

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Solution

The fourth proportional to 191,750.90, 286,903.17 and 114,527.61 is: 171,359.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,750.90 : 286,903.17 = 114,527.61 : x
  2. Step 2: Convert to fraction form
    191,750.90/286,903.17 = 114,527.61/x
  3. Step 3: Cross multiply
    191,750.90x = 286,903.17 × 114,527.61
  4. Step 4: Simplify right side
    191,750.90x = 32,858,334,361.52
  5. Step 5: Solve for x
    x = 32,858,334,361.52/191,750.90
  6. Step 6: Final answer
    x = 171,359.48

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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.