Home / 259,985.97-358,783.01-152,557.79

Finding the Fourth Proportional to 259,985.97, 358,783.01 and 152,557.79

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Solution

The fourth proportional to 259,985.97, 358,783.01 and 152,557.79 is: 210,531.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,985.97 : 358,783.01 = 152,557.79 : x
  2. Step 2: Convert to fraction form
    259,985.97/358,783.01 = 152,557.79/x
  3. Step 3: Cross multiply
    259,985.97x = 358,783.01 × 152,557.79
  4. Step 4: Simplify right side
    259,985.97x = 54,735,143,095.15
  5. Step 5: Solve for x
    x = 54,735,143,095.15/259,985.97
  6. Step 6: Final answer
    x = 210,531.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.