Home / 61,995.72-85,409.46-43,100.04

Finding the Fourth Proportional to 61,995.72, 85,409.46 and 43,100.04

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Solution

The fourth proportional to 61,995.72, 85,409.46 and 43,100.04 is: 59,377.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,995.72 : 85,409.46 = 43,100.04 : x
  2. Step 2: Convert to fraction form
    61,995.72/85,409.46 = 43,100.04/x
  3. Step 3: Cross multiply
    61,995.72x = 85,409.46 × 43,100.04
  4. Step 4: Simplify right side
    61,995.72x = 3,681,151,142.38
  5. Step 5: Solve for x
    x = 3,681,151,142.38/61,995.72
  6. Step 6: Final answer
    x = 59,377.50

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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.