Home / 117,436.43-175,927.91-70,089.30

Finding the Fourth Proportional to 117,436.43, 175,927.91 and 70,089.30

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Solution

The fourth proportional to 117,436.43, 175,927.91 and 70,089.30 is: 104,998.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,436.43 : 175,927.91 = 70,089.30 : x
  2. Step 2: Convert to fraction form
    117,436.43/175,927.91 = 70,089.30/x
  3. Step 3: Cross multiply
    117,436.43x = 175,927.91 × 70,089.30
  4. Step 4: Simplify right side
    117,436.43x = 12,330,663,711.92
  5. Step 5: Solve for x
    x = 12,330,663,711.92/117,436.43
  6. Step 6: Final answer
    x = 104,998.62

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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.