Home / 148,302.93-204,657.03-80,318.37

Finding the Fourth Proportional to 148,302.93, 204,657.03 and 80,318.37

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Solution

The fourth proportional to 148,302.93, 204,657.03 and 80,318.37 is: 110,838.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,302.93 : 204,657.03 = 80,318.37 : x
  2. Step 2: Convert to fraction form
    148,302.93/204,657.03 = 80,318.37/x
  3. Step 3: Cross multiply
    148,302.93x = 204,657.03 × 80,318.37
  4. Step 4: Simplify right side
    148,302.93x = 16,437,719,058.64
  5. Step 5: Solve for x
    x = 16,437,719,058.64/148,302.93
  6. Step 6: Final answer
    x = 110,838.80

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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.