Home / 61,780.62-85,256.33-34,922.18

Finding the Fourth Proportional to 61,780.62, 85,256.33 and 34,922.18

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Solution

The fourth proportional to 61,780.62, 85,256.33 and 34,922.18 is: 48,192.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,780.62 : 85,256.33 = 34,922.18 : x
  2. Step 2: Convert to fraction form
    61,780.62/85,256.33 = 34,922.18/x
  3. Step 3: Cross multiply
    61,780.62x = 85,256.33 × 34,922.18
  4. Step 4: Simplify right side
    61,780.62x = 2,977,336,902.40
  5. Step 5: Solve for x
    x = 2,977,336,902.40/61,780.62
  6. Step 6: Final answer
    x = 48,192.09

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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.