Home / 209,927.66-289,521.88-177,381.52

Finding the Fourth Proportional to 209,927.66, 289,521.88 and 177,381.52

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Solution

The fourth proportional to 209,927.66, 289,521.88 and 177,381.52 is: 244,635.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,927.66 : 289,521.88 = 177,381.52 : x
  2. Step 2: Convert to fraction form
    209,927.66/289,521.88 = 177,381.52/x
  3. Step 3: Cross multiply
    209,927.66x = 289,521.88 × 177,381.52
  4. Step 4: Simplify right side
    209,927.66x = 51,355,829,980.40
  5. Step 5: Solve for x
    x = 51,355,829,980.40/209,927.66
  6. Step 6: Final answer
    x = 244,635.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.