Home / 106,307.24-146,704.74-60,987.20

Finding the Fourth Proportional to 106,307.24, 146,704.74 and 60,987.20

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Solution

The fourth proportional to 106,307.24, 146,704.74 and 60,987.20 is: 84,162.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,307.24 : 146,704.74 = 60,987.20 : x
  2. Step 2: Convert to fraction form
    106,307.24/146,704.74 = 60,987.20/x
  3. Step 3: Cross multiply
    106,307.24x = 146,704.74 × 60,987.20
  4. Step 4: Simplify right side
    106,307.24x = 8,947,111,319.33
  5. Step 5: Solve for x
    x = 8,947,111,319.33/106,307.24
  6. Step 6: Final answer
    x = 84,162.77

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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.