Home / 154,752.89-232,164.32-54,913.19

Finding the Fourth Proportional to 154,752.89, 232,164.32 and 54,913.19

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Solution

The fourth proportional to 154,752.89, 232,164.32 and 54,913.19 is: 82,382.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,752.89 : 232,164.32 = 54,913.19 : x
  2. Step 2: Convert to fraction form
    154,752.89/232,164.32 = 54,913.19/x
  3. Step 3: Cross multiply
    154,752.89x = 232,164.32 × 54,913.19
  4. Step 4: Simplify right side
    154,752.89x = 12,748,881,979.99
  5. Step 5: Solve for x
    x = 12,748,881,979.99/154,752.89
  6. Step 6: Final answer
    x = 82,382.19

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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.