Home / 170,324.95-255,517.44-70,429.17

Finding the Fourth Proportional to 170,324.95, 255,517.44 and 70,429.17

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Solution

The fourth proportional to 170,324.95, 255,517.44 and 70,429.17 is: 105,656.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,324.95 : 255,517.44 = 70,429.17 : x
  2. Step 2: Convert to fraction form
    170,324.95/255,517.44 = 70,429.17/x
  3. Step 3: Cross multiply
    170,324.95x = 255,517.44 × 70,429.17
  4. Step 4: Simplify right side
    170,324.95x = 17,995,881,219.72
  5. Step 5: Solve for x
    x = 17,995,881,219.72/170,324.95
  6. Step 6: Final answer
    x = 105,656.17

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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.