Home / 212,252.32-318,237.54-84,083.59

Finding the Fourth Proportional to 212,252.32, 318,237.54 and 84,083.59

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Solution

The fourth proportional to 212,252.32, 318,237.54 and 84,083.59 is: 126,069.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,252.32 : 318,237.54 = 84,083.59 : x
  2. Step 2: Convert to fraction form
    212,252.32/318,237.54 = 84,083.59/x
  3. Step 3: Cross multiply
    212,252.32x = 318,237.54 × 84,083.59
  4. Step 4: Simplify right side
    212,252.32x = 26,758,554,835.97
  5. Step 5: Solve for x
    x = 26,758,554,835.97/212,252.32
  6. Step 6: Final answer
    x = 126,069.55

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1.5x scale

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.