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Finding the Fourth Proportional to 92,655.57, 127,864.80 and 50,214.10

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Solution

The fourth proportional to 92,655.57, 127,864.80 and 50,214.10 is: 69,295.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,655.57 : 127,864.80 = 50,214.10 : x
  2. Step 2: Convert to fraction form
    92,655.57/127,864.80 = 50,214.10/x
  3. Step 3: Cross multiply
    92,655.57x = 127,864.80 × 50,214.10
  4. Step 4: Simplify right side
    92,655.57x = 6,420,615,853.68
  5. Step 5: Solve for x
    x = 6,420,615,853.68/92,655.57
  6. Step 6: Final answer
    x = 69,295.52

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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.