Home / 94,990.20-131,085.90-52,547.82

Finding the Fourth Proportional to 94,990.20, 131,085.90 and 52,547.82

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Solution

The fourth proportional to 94,990.20, 131,085.90 and 52,547.82 is: 72,515.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,990.20 : 131,085.90 = 52,547.82 : x
  2. Step 2: Convert to fraction form
    94,990.20/131,085.90 = 52,547.82/x
  3. Step 3: Cross multiply
    94,990.20x = 131,085.90 × 52,547.82
  4. Step 4: Simplify right side
    94,990.20x = 6,888,278,277.74
  5. Step 5: Solve for x
    x = 6,888,278,277.74/94,990.20
  6. Step 6: Final answer
    x = 72,515.67

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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.