Home / 124,226.04-171,432-67,637.52

Finding the Fourth Proportional to 124,226.04, 171,432 and 67,637.52

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Solution

The fourth proportional to 124,226.04, 171,432 and 67,637.52 is: 93,339.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,226.04 : 171,432 = 67,637.52 : x
  2. Step 2: Convert to fraction form
    124,226.04/171,432 = 67,637.52/x
  3. Step 3: Cross multiply
    124,226.04x = 171,432 × 67,637.52
  4. Step 4: Simplify right side
    124,226.04x = 11,595,235,328.64
  5. Step 5: Solve for x
    x = 11,595,235,328.64/124,226.04
  6. Step 6: Final answer
    x = 93,339.81

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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.