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Finding the Fourth Proportional to 92,089.68, 127,095 and 51,805.14

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Solution

The fourth proportional to 92,089.68, 127,095 and 51,805.14 is: 71,497.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,089.68 : 127,095 = 51,805.14 : x
  2. Step 2: Convert to fraction form
    92,089.68/127,095 = 51,805.14/x
  3. Step 3: Cross multiply
    92,089.68x = 127,095 × 51,805.14
  4. Step 4: Simplify right side
    92,089.68x = 6,584,174,268.30
  5. Step 5: Solve for x
    x = 6,584,174,268.30/92,089.68
  6. Step 6: Final answer
    x = 71,497.42

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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.