Home / 84,873.22-127,307.67-40,531.30

Finding the Fourth Proportional to 84,873.22, 127,307.67 and 40,531.30

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Solution

The fourth proportional to 84,873.22, 127,307.67 and 40,531.30 is: 60,795.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,873.22 : 127,307.67 = 40,531.30 : x
  2. Step 2: Convert to fraction form
    84,873.22/127,307.67 = 40,531.30/x
  3. Step 3: Cross multiply
    84,873.22x = 127,307.67 × 40,531.30
  4. Step 4: Simplify right side
    84,873.22x = 5,159,945,365.07
  5. Step 5: Solve for x
    x = 5,159,945,365.07/84,873.22
  6. Step 6: Final answer
    x = 60,795.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.