Home / 140,870.12-211,568.43-124,009.16

Finding the Fourth Proportional to 140,870.12, 211,568.43 and 124,009.16

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Solution

The fourth proportional to 140,870.12, 211,568.43 and 124,009.16 is: 186,245.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,870.12 : 211,568.43 = 124,009.16 : x
  2. Step 2: Convert to fraction form
    140,870.12/211,568.43 = 124,009.16/x
  3. Step 3: Cross multiply
    140,870.12x = 211,568.43 × 124,009.16
  4. Step 4: Simplify right side
    140,870.12x = 26,236,423,286.82
  5. Step 5: Solve for x
    x = 26,236,423,286.82/140,870.12
  6. Step 6: Final answer
    x = 186,245.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.