Home / 44,276.22-66,394.79-12,679.11

Finding the Fourth Proportional to 44,276.22, 66,394.79 and 12,679.11

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Solution

The fourth proportional to 44,276.22, 66,394.79 and 12,679.11 is: 19,013.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,276.22 : 66,394.79 = 12,679.11 : x
  2. Step 2: Convert to fraction form
    44,276.22/66,394.79 = 12,679.11/x
  3. Step 3: Cross multiply
    44,276.22x = 66,394.79 × 12,679.11
  4. Step 4: Simplify right side
    44,276.22x = 841,826,643.25
  5. Step 5: Solve for x
    x = 841,826,643.25/44,276.22
  6. Step 6: Final answer
    x = 19,013.06

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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.