Home / 175,087.32-262,712.99-86,292.42

Finding the Fourth Proportional to 175,087.32, 262,712.99 and 86,292.42

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Solution

The fourth proportional to 175,087.32, 262,712.99 and 86,292.42 is: 129,479.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,087.32 : 262,712.99 = 86,292.42 : x
  2. Step 2: Convert to fraction form
    175,087.32/262,712.99 = 86,292.42/x
  3. Step 3: Cross multiply
    175,087.32x = 262,712.99 × 86,292.42
  4. Step 4: Simplify right side
    175,087.32x = 22,670,139,888.27
  5. Step 5: Solve for x
    x = 22,670,139,888.27/175,087.32
  6. Step 6: Final answer
    x = 129,479.05

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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.