Home / 149,001.40-223,509.10-49,170.32

Finding the Fourth Proportional to 149,001.40, 223,509.10 and 49,170.32

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Solution

The fourth proportional to 149,001.40, 223,509.10 and 49,170.32 is: 73,757.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,001.40 : 223,509.10 = 49,170.32 : x
  2. Step 2: Convert to fraction form
    149,001.40/223,509.10 = 49,170.32/x
  3. Step 3: Cross multiply
    149,001.40x = 223,509.10 × 49,170.32
  4. Step 4: Simplify right side
    149,001.40x = 10,990,013,969.91
  5. Step 5: Solve for x
    x = 10,990,013,969.91/149,001.40
  6. Step 6: Final answer
    x = 73,757.79

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1.5x scale

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.