Home / 61,974.18-85,525.29-33,679.89

Finding the Fourth Proportional to 61,974.18, 85,525.29 and 33,679.89

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Solution

The fourth proportional to 61,974.18, 85,525.29 and 33,679.89 is: 46,478.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,974.18 : 85,525.29 = 33,679.89 : x
  2. Step 2: Convert to fraction form
    61,974.18/85,525.29 = 33,679.89/x
  3. Step 3: Cross multiply
    61,974.18x = 85,525.29 × 33,679.89
  4. Step 4: Simplify right side
    61,974.18x = 2,880,482,359.42
  5. Step 5: Solve for x
    x = 2,880,482,359.42/61,974.18
  6. Step 6: Final answer
    x = 46,478.75

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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.