Home / 124,644.22-172,008.93-68,055.59

Finding the Fourth Proportional to 124,644.22, 172,008.93 and 68,055.59

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Solution

The fourth proportional to 124,644.22, 172,008.93 and 68,055.59 is: 93,916.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,644.22 : 172,008.93 = 68,055.59 : x
  2. Step 2: Convert to fraction form
    124,644.22/172,008.93 = 68,055.59/x
  3. Step 3: Cross multiply
    124,644.22x = 172,008.93 × 68,055.59
  4. Step 4: Simplify right side
    124,644.22x = 11,706,169,216.42
  5. Step 5: Solve for x
    x = 11,706,169,216.42/124,644.22
  6. Step 6: Final answer
    x = 93,916.66

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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.