Home / 175,089.45-262,716.18-86,294.55

Finding the Fourth Proportional to 175,089.45, 262,716.18 and 86,294.55

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Solution

The fourth proportional to 175,089.45, 262,716.18 and 86,294.55 is: 129,482.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,089.45 : 262,716.18 = 86,294.55 : x
  2. Step 2: Convert to fraction form
    175,089.45/262,716.18 = 86,294.55/x
  3. Step 3: Cross multiply
    175,089.45x = 262,716.18 × 86,294.55
  4. Step 4: Simplify right side
    175,089.45x = 22,670,974,530.82
  5. Step 5: Solve for x
    x = 22,670,974,530.82/175,089.45
  6. Step 6: Final answer
    x = 129,482.24

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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.