Home / 226,536.86-312,628.90-124,570.10

Finding the Fourth Proportional to 226,536.86, 312,628.90 and 124,570.10

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Solution

The fourth proportional to 226,536.86, 312,628.90 and 124,570.10 is: 171,911.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,536.86 : 312,628.90 = 124,570.10 : x
  2. Step 2: Convert to fraction form
    226,536.86/312,628.90 = 124,570.10/x
  3. Step 3: Cross multiply
    226,536.86x = 312,628.90 × 124,570.10
  4. Step 4: Simplify right side
    226,536.86x = 38,944,213,335.89
  5. Step 5: Solve for x
    x = 38,944,213,335.89/226,536.86
  6. Step 6: Final answer
    x = 171,911.16

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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.