Home / 270,646.18-406,006.94-112,838.34

Finding the Fourth Proportional to 270,646.18, 406,006.94 and 112,838.34

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Solution

The fourth proportional to 270,646.18, 406,006.94 and 112,838.34 is: 169,273.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,646.18 : 406,006.94 = 112,838.34 : x
  2. Step 2: Convert to fraction form
    270,646.18/406,006.94 = 112,838.34/x
  3. Step 3: Cross multiply
    270,646.18x = 406,006.94 × 112,838.34
  4. Step 4: Simplify right side
    270,646.18x = 45,813,149,138.08
  5. Step 5: Solve for x
    x = 45,813,149,138.08/270,646.18
  6. Step 6: Final answer
    x = 169,273.22

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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.