Home / 61,700.23-85,146.33-33,405.85

Finding the Fourth Proportional to 61,700.23, 85,146.33 and 33,405.85

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Solution

The fourth proportional to 61,700.23, 85,146.33 and 33,405.85 is: 46,100.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,700.23 : 85,146.33 = 33,405.85 : x
  2. Step 2: Convert to fraction form
    61,700.23/85,146.33 = 33,405.85/x
  3. Step 3: Cross multiply
    61,700.23x = 85,146.33 × 33,405.85
  4. Step 4: Simplify right side
    61,700.23x = 2,844,385,528.03
  5. Step 5: Solve for x
    x = 2,844,385,528.03/61,700.23
  6. Step 6: Final answer
    x = 46,100.08

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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.