Home / 254,669.60-382,003.92-67,681.08

Finding the Fourth Proportional to 254,669.60, 382,003.92 and 67,681.08

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Solution

The fourth proportional to 254,669.60, 382,003.92 and 67,681.08 is: 101,521.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,669.60 : 382,003.92 = 67,681.08 : x
  2. Step 2: Convert to fraction form
    254,669.60/382,003.92 = 67,681.08/x
  3. Step 3: Cross multiply
    254,669.60x = 382,003.92 × 67,681.08
  4. Step 4: Simplify right side
    254,669.60x = 25,854,437,869.83
  5. Step 5: Solve for x
    x = 25,854,437,869.83/254,669.60
  6. Step 6: Final answer
    x = 101,521.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.