Home / 149,023.80-223,535.70-49,199.40

Finding the Fourth Proportional to 149,023.80, 223,535.70 and 49,199.40

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Solution

The fourth proportional to 149,023.80, 223,535.70 and 49,199.40 is: 73,799.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,023.80 : 223,535.70 = 49,199.40 : x
  2. Step 2: Convert to fraction form
    149,023.80/223,535.70 = 49,199.40/x
  3. Step 3: Cross multiply
    149,023.80x = 223,535.70 × 49,199.40
  4. Step 4: Simplify right side
    149,023.80x = 10,997,822,318.58
  5. Step 5: Solve for x
    x = 10,997,822,318.58/149,023.80
  6. Step 6: Final answer
    x = 73,799.10

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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.