Home / 68,291.04-102,435.34-26,159.70

Finding the Fourth Proportional to 68,291.04, 102,435.34 and 26,159.70

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Solution

The fourth proportional to 68,291.04, 102,435.34 and 26,159.70 is: 39,239.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,291.04 : 102,435.34 = 26,159.70 : x
  2. Step 2: Convert to fraction form
    68,291.04/102,435.34 = 26,159.70/x
  3. Step 3: Cross multiply
    68,291.04x = 102,435.34 × 26,159.70
  4. Step 4: Simplify right side
    68,291.04x = 2,679,677,763.80
  5. Step 5: Solve for x
    x = 2,679,677,763.80/68,291.04
  6. Step 6: Final answer
    x = 39,239.08

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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.