Home / 92,690.16-127,867.32-54,937.68

Finding the Fourth Proportional to 92,690.16, 127,867.32 and 54,937.68

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Solution

The fourth proportional to 92,690.16, 127,867.32 and 54,937.68 is: 75,787.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,690.16 : 127,867.32 = 54,937.68 : x
  2. Step 2: Convert to fraction form
    92,690.16/127,867.32 = 54,937.68/x
  3. Step 3: Cross multiply
    92,690.16x = 127,867.32 × 54,937.68
  4. Step 4: Simplify right side
    92,690.16x = 7,024,733,908.62
  5. Step 5: Solve for x
    x = 7,024,733,908.62/92,690.16
  6. Step 6: Final answer
    x = 75,787.27

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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.