Home / 124,114.75-171,278.36-67,526.53

Finding the Fourth Proportional to 124,114.75, 171,278.36 and 67,526.53

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Solution

The fourth proportional to 124,114.75, 171,278.36 and 67,526.53 is: 93,186.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,114.75 : 171,278.36 = 67,526.53 : x
  2. Step 2: Convert to fraction form
    124,114.75/171,278.36 = 67,526.53/x
  3. Step 3: Cross multiply
    124,114.75x = 171,278.36 × 67,526.53
  4. Step 4: Simplify right side
    124,114.75x = 11,565,833,314.89
  5. Step 5: Solve for x
    x = 11,565,833,314.89/124,114.75
  6. Step 6: Final answer
    x = 93,186.61

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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.