Home / 98,929.66-136,525.47-60,710.32

Finding the Fourth Proportional to 98,929.66, 136,525.47 and 60,710.32

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Solution

The fourth proportional to 98,929.66, 136,525.47 and 60,710.32 is: 83,781.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,929.66 : 136,525.47 = 60,710.32 : x
  2. Step 2: Convert to fraction form
    98,929.66/136,525.47 = 60,710.32/x
  3. Step 3: Cross multiply
    98,929.66x = 136,525.47 × 60,710.32
  4. Step 4: Simplify right side
    98,929.66x = 8,288,504,971.85
  5. Step 5: Solve for x
    x = 8,288,504,971.85/98,929.66
  6. Step 6: Final answer
    x = 83,781.80

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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.