Home / 226,518.07-312,588.56-124,543.39

Finding the Fourth Proportional to 226,518.07, 312,588.56 and 124,543.39

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Solution

The fourth proportional to 226,518.07, 312,588.56 and 124,543.39 is: 171,866.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,518.07 : 312,588.56 = 124,543.39 : x
  2. Step 2: Convert to fraction form
    226,518.07/312,588.56 = 124,543.39/x
  3. Step 3: Cross multiply
    226,518.07x = 312,588.56 × 124,543.39
  4. Step 4: Simplify right side
    226,518.07x = 38,930,838,467.51
  5. Step 5: Solve for x
    x = 38,930,838,467.51/226,518.07
  6. Step 6: Final answer
    x = 171,866.37

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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.