Home / 154,724.79-231,693.30-101,974.35

Finding the Fourth Proportional to 154,724.79, 231,693.30 and 101,974.35

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Solution

The fourth proportional to 154,724.79, 231,693.30 and 101,974.35 is: 152,701.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,724.79 : 231,693.30 = 101,974.35 : x
  2. Step 2: Convert to fraction form
    154,724.79/231,693.30 = 101,974.35/x
  3. Step 3: Cross multiply
    154,724.79x = 231,693.30 × 101,974.35
  4. Step 4: Simplify right side
    154,724.79x = 23,626,773,666.86
  5. Step 5: Solve for x
    x = 23,626,773,666.86/154,724.79
  6. Step 6: Final answer
    x = 152,701.93

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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.