Home / 234,045.58-322,981.57-126,615.30

Finding the Fourth Proportional to 234,045.58, 322,981.57 and 126,615.30

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Solution

The fourth proportional to 234,045.58, 322,981.57 and 126,615.30 is: 174,728.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,045.58 : 322,981.57 = 126,615.30 : x
  2. Step 2: Convert to fraction form
    234,045.58/322,981.57 = 126,615.30/x
  3. Step 3: Cross multiply
    234,045.58x = 322,981.57 × 126,615.30
  4. Step 4: Simplify right side
    234,045.58x = 40,894,408,380.02
  5. Step 5: Solve for x
    x = 40,894,408,380.02/234,045.58
  6. Step 6: Final answer
    x = 174,728.39

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1.5x scale

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.