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Finding the Fourth Proportional to 92,248.59, 127,253.30 and 61,674.33

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Solution

The fourth proportional to 92,248.59, 127,253.30 and 61,674.33 is: 85,077.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,248.59 : 127,253.30 = 61,674.33 : x
  2. Step 2: Convert to fraction form
    92,248.59/127,253.30 = 61,674.33/x
  3. Step 3: Cross multiply
    92,248.59x = 127,253.30 × 61,674.33
  4. Step 4: Simplify right side
    92,248.59x = 7,848,262,017.79
  5. Step 5: Solve for x
    x = 7,848,262,017.79/92,248.59
  6. Step 6: Final answer
    x = 85,077.31

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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.