Home / 124,116.96-171,282.15-67,528.74

Finding the Fourth Proportional to 124,116.96, 171,282.15 and 67,528.74

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Solution

The fourth proportional to 124,116.96, 171,282.15 and 67,528.74 is: 93,190.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,116.96 : 171,282.15 = 67,528.74 : x
  2. Step 2: Convert to fraction form
    124,116.96/171,282.15 = 67,528.74/x
  3. Step 3: Cross multiply
    124,116.96x = 171,282.15 × 67,528.74
  4. Step 4: Simplify right side
    124,116.96x = 11,566,467,773.99
  5. Step 5: Solve for x
    x = 11,566,467,773.99/124,116.96
  6. Step 6: Final answer
    x = 93,190.07

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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.