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Finding the Fourth Proportional to 92,549.64, 127,717.90 and 50,108.08

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Solution

The fourth proportional to 92,549.64, 127,717.90 and 50,108.08 is: 69,148.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,549.64 : 127,717.90 = 50,108.08 : x
  2. Step 2: Convert to fraction form
    92,549.64/127,717.90 = 50,108.08/x
  3. Step 3: Cross multiply
    92,549.64x = 127,717.90 × 50,108.08
  4. Step 4: Simplify right side
    92,549.64x = 6,399,698,750.63
  5. Step 5: Solve for x
    x = 6,399,698,750.63/92,549.64
  6. Step 6: Final answer
    x = 69,148.82

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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.