Home / 259,394.19-357,903.04-157,417.35

Finding the Fourth Proportional to 259,394.19, 357,903.04 and 157,417.35

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Solution

The fourth proportional to 259,394.19, 357,903.04 and 157,417.35 is: 217,198.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,394.19 : 357,903.04 = 157,417.35 : x
  2. Step 2: Convert to fraction form
    259,394.19/357,903.04 = 157,417.35/x
  3. Step 3: Cross multiply
    259,394.19x = 357,903.04 × 157,417.35
  4. Step 4: Simplify right side
    259,394.19x = 56,340,147,326.66
  5. Step 5: Solve for x
    x = 56,340,147,326.66/259,394.19
  6. Step 6: Final answer
    x = 217,198.96

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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.