Home / 92,507.12-127,660.13-50,065.65

Finding the Fourth Proportional to 92,507.12, 127,660.13 and 50,065.65

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Solution

The fourth proportional to 92,507.12, 127,660.13 and 50,065.65 is: 69,090.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,507.12 : 127,660.13 = 50,065.65 : x
  2. Step 2: Convert to fraction form
    92,507.12/127,660.13 = 50,065.65/x
  3. Step 3: Cross multiply
    92,507.12x = 127,660.13 × 50,065.65
  4. Step 4: Simplify right side
    92,507.12x = 6,391,387,137.21
  5. Step 5: Solve for x
    x = 6,391,387,137.21/92,507.12
  6. Step 6: Final answer
    x = 69,090.76

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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.