Home / 154,705.14-232,057.89-42,386.33

Finding the Fourth Proportional to 154,705.14, 232,057.89 and 42,386.33

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Solution

The fourth proportional to 154,705.14, 232,057.89 and 42,386.33 is: 63,579.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,705.14 : 232,057.89 = 42,386.33 : x
  2. Step 2: Convert to fraction form
    154,705.14/232,057.89 = 42,386.33/x
  3. Step 3: Cross multiply
    154,705.14x = 232,057.89 × 42,386.33
  4. Step 4: Simplify right side
    154,705.14x = 9,836,082,884.79
  5. Step 5: Solve for x
    x = 9,836,082,884.79/154,705.14
  6. Step 6: Final answer
    x = 63,579.55

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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.