Home / 61,799.04-85,237.38-40,570.56

Finding the Fourth Proportional to 61,799.04, 85,237.38 and 40,570.56

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Solution

The fourth proportional to 61,799.04, 85,237.38 and 40,570.56 is: 55,957.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,799.04 : 85,237.38 = 40,570.56 : x
  2. Step 2: Convert to fraction form
    61,799.04/85,237.38 = 40,570.56/x
  3. Step 3: Cross multiply
    61,799.04x = 85,237.38 × 40,570.56
  4. Step 4: Simplify right side
    61,799.04x = 3,458,128,239.53
  5. Step 5: Solve for x
    x = 3,458,128,239.53/61,799.04
  6. Step 6: Final answer
    x = 55,957.64

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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.