Home / 84,438.94-126,626.65-34,492.35

Finding the Fourth Proportional to 84,438.94, 126,626.65 and 34,492.35

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Solution

The fourth proportional to 84,438.94, 126,626.65 and 34,492.35 is: 51,725.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,438.94 : 126,626.65 = 34,492.35 : x
  2. Step 2: Convert to fraction form
    84,438.94/126,626.65 = 34,492.35/x
  3. Step 3: Cross multiply
    84,438.94x = 126,626.65 × 34,492.35
  4. Step 4: Simplify right side
    84,438.94x = 4,367,650,731.13
  5. Step 5: Solve for x
    x = 4,367,650,731.13/84,438.94
  6. Step 6: Final answer
    x = 51,725.55

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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.