Home / 103,350.42-142,623.66-60,359.22

Finding the Fourth Proportional to 103,350.42, 142,623.66 and 60,359.22

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Solution

The fourth proportional to 103,350.42, 142,623.66 and 60,359.22 is: 83,295.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,350.42 : 142,623.66 = 60,359.22 : x
  2. Step 2: Convert to fraction form
    103,350.42/142,623.66 = 60,359.22/x
  3. Step 3: Cross multiply
    103,350.42x = 142,623.66 × 60,359.22
  4. Step 4: Simplify right side
    103,350.42x = 8,608,652,871.15
  5. Step 5: Solve for x
    x = 8,608,652,871.15/103,350.42
  6. Step 6: Final answer
    x = 83,295.77

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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.