Home / 170,641.11-255,852.31-70,870.17

Finding the Fourth Proportional to 170,641.11, 255,852.31 and 70,870.17

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Solution

The fourth proportional to 170,641.11, 255,852.31 and 70,870.17 is: 106,259.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,641.11 : 255,852.31 = 70,870.17 : x
  2. Step 2: Convert to fraction form
    170,641.11/255,852.31 = 70,870.17/x
  3. Step 3: Cross multiply
    170,641.11x = 255,852.31 × 70,870.17
  4. Step 4: Simplify right side
    170,641.11x = 18,132,296,704.59
  5. Step 5: Solve for x
    x = 18,132,296,704.59/170,641.11
  6. Step 6: Final answer
    x = 106,259.84

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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.