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Finding the Fourth Proportional to 191,126.68, 286,687.62 and 116,267.32

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Solution

The fourth proportional to 191,126.68, 286,687.62 and 116,267.32 is: 174,399.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,126.68 : 286,687.62 = 116,267.32 : x
  2. Step 2: Convert to fraction form
    191,126.68/286,687.62 = 116,267.32/x
  3. Step 3: Cross multiply
    191,126.68x = 286,687.62 × 116,267.32
  4. Step 4: Simplify right side
    191,126.68x = 33,332,401,254.58
  5. Step 5: Solve for x
    x = 33,332,401,254.58/191,126.68
  6. Step 6: Final answer
    x = 174,399.52

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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.