Home / 158,821.41-219,157.43-95,157.57

Finding the Fourth Proportional to 158,821.41, 219,157.43 and 95,157.57

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Solution

The fourth proportional to 158,821.41, 219,157.43 and 95,157.57 is: 131,307.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,821.41 : 219,157.43 = 95,157.57 : x
  2. Step 2: Convert to fraction form
    158,821.41/219,157.43 = 95,157.57/x
  3. Step 3: Cross multiply
    158,821.41x = 219,157.43 × 95,157.57
  4. Step 4: Simplify right side
    158,821.41x = 20,854,488,010.46
  5. Step 5: Solve for x
    x = 20,854,488,010.46/158,821.41
  6. Step 6: Final answer
    x = 131,307.79

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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.