Home / 154,411.10-231,616.65-60,904.70

Finding the Fourth Proportional to 154,411.10, 231,616.65 and 60,904.70

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Solution

The fourth proportional to 154,411.10, 231,616.65 and 60,904.70 is: 91,357.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,411.10 : 231,616.65 = 60,904.70 : x
  2. Step 2: Convert to fraction form
    154,411.10/231,616.65 = 60,904.70/x
  3. Step 3: Cross multiply
    154,411.10x = 231,616.65 × 60,904.70
  4. Step 4: Simplify right side
    154,411.10x = 14,106,542,583.26
  5. Step 5: Solve for x
    x = 14,106,542,583.26/154,411.10
  6. Step 6: Final answer
    x = 91,357.05

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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.