Home / 92,097.01-127,111.29-57,657.76

Finding the Fourth Proportional to 92,097.01, 127,111.29 and 57,657.76

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Solution

The fourth proportional to 92,097.01, 127,111.29 and 57,657.76 is: 79,578.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,097.01 : 127,111.29 = 57,657.76 : x
  2. Step 2: Convert to fraction form
    92,097.01/127,111.29 = 57,657.76/x
  3. Step 3: Cross multiply
    92,097.01x = 127,111.29 × 57,657.76
  4. Step 4: Simplify right side
    92,097.01x = 7,328,951,718.12
  5. Step 5: Solve for x
    x = 7,328,951,718.12/92,097.01
  6. Step 6: Final answer
    x = 79,578.61

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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.