Home / 154,275.98-231,430.97-49,070.34

Finding the Fourth Proportional to 154,275.98, 231,430.97 and 49,070.34

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Solution

The fourth proportional to 154,275.98, 231,430.97 and 49,070.34 is: 73,610.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,275.98 : 231,430.97 = 49,070.34 : x
  2. Step 2: Convert to fraction form
    154,275.98/231,430.97 = 49,070.34/x
  3. Step 3: Cross multiply
    154,275.98x = 231,430.97 × 49,070.34
  4. Step 4: Simplify right side
    154,275.98x = 11,356,396,507.11
  5. Step 5: Solve for x
    x = 11,356,396,507.11/154,275.98
  6. Step 6: Final answer
    x = 73,610.92

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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.