Home / 225,927.24-312,104.04-180,545.76

Finding the Fourth Proportional to 225,927.24, 312,104.04 and 180,545.76

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Solution

The fourth proportional to 225,927.24, 312,104.04 and 180,545.76 is: 249,412.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,927.24 : 312,104.04 = 180,545.76 : x
  2. Step 2: Convert to fraction form
    225,927.24/312,104.04 = 180,545.76/x
  3. Step 3: Cross multiply
    225,927.24x = 312,104.04 × 180,545.76
  4. Step 4: Simplify right side
    225,927.24x = 56,349,061,100.87
  5. Step 5: Solve for x
    x = 56,349,061,100.87/225,927.24
  6. Step 6: Final answer
    x = 249,412.43

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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.