Home / 226,427.76-312,486.12-125,832.24

Finding the Fourth Proportional to 226,427.76, 312,486.12 and 125,832.24

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Solution

The fourth proportional to 226,427.76, 312,486.12 and 125,832.24 is: 173,657.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,427.76 : 312,486.12 = 125,832.24 : x
  2. Step 2: Convert to fraction form
    226,427.76/312,486.12 = 125,832.24/x
  3. Step 3: Cross multiply
    226,427.76x = 312,486.12 × 125,832.24
  4. Step 4: Simplify right side
    226,427.76x = 39,320,828,448.51
  5. Step 5: Solve for x
    x = 39,320,828,448.51/226,427.76
  6. Step 6: Final answer
    x = 173,657.28

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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.