Home / 121,372.74-182,136.87-59,009.22

Finding the Fourth Proportional to 121,372.74, 182,136.87 and 59,009.22

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Solution

The fourth proportional to 121,372.74, 182,136.87 and 59,009.22 is: 88,551.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,372.74 : 182,136.87 = 59,009.22 : x
  2. Step 2: Convert to fraction form
    121,372.74/182,136.87 = 59,009.22/x
  3. Step 3: Cross multiply
    121,372.74x = 182,136.87 × 59,009.22
  4. Step 4: Simplify right side
    121,372.74x = 10,747,754,631.94
  5. Step 5: Solve for x
    x = 10,747,754,631.94/121,372.74
  6. Step 6: Final answer
    x = 88,551.64

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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.