Home / 226,460.63-312,519.56-124,490.39

Finding the Fourth Proportional to 226,460.63, 312,519.56 and 124,490.39

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Solution

The fourth proportional to 226,460.63, 312,519.56 and 124,490.39 is: 171,798.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,460.63 : 312,519.56 = 124,490.39 : x
  2. Step 2: Convert to fraction form
    226,460.63/312,519.56 = 124,490.39/x
  3. Step 3: Cross multiply
    226,460.63x = 312,519.56 × 124,490.39
  4. Step 4: Simplify right side
    226,460.63x = 38,905,679,721.98
  5. Step 5: Solve for x
    x = 38,905,679,721.98/226,460.63
  6. Step 6: Final answer
    x = 171,798.87

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1.5x scale

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.