Home / 212,562.33-293,314.31-130,877.61

Finding the Fourth Proportional to 212,562.33, 293,314.31 and 130,877.61

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Solution

The fourth proportional to 212,562.33, 293,314.31 and 130,877.61 is: 180,597.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,562.33 : 293,314.31 = 130,877.61 : x
  2. Step 2: Convert to fraction form
    212,562.33/293,314.31 = 130,877.61/x
  3. Step 3: Cross multiply
    212,562.33x = 293,314.31 × 130,877.61
  4. Step 4: Simplify right side
    212,562.33x = 38,388,275,708.00
  5. Step 5: Solve for x
    x = 38,388,275,708.00/212,562.33
  6. Step 6: Final answer
    x = 180,597.74

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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.