Home / 84,578.24-116,597.40-60,697.28

Finding the Fourth Proportional to 84,578.24, 116,597.40 and 60,697.28

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Solution

The fourth proportional to 84,578.24, 116,597.40 and 60,697.28 is: 83,675.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,578.24 : 116,597.40 = 60,697.28 : x
  2. Step 2: Convert to fraction form
    84,578.24/116,597.40 = 60,697.28/x
  3. Step 3: Cross multiply
    84,578.24x = 116,597.40 × 60,697.28
  4. Step 4: Simplify right side
    84,578.24x = 7,077,145,035.07
  5. Step 5: Solve for x
    x = 7,077,145,035.07/84,578.24
  6. Step 6: Final answer
    x = 83,675.72

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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.