Home / 223,337.16-307,977.48-191,178.36

Finding the Fourth Proportional to 223,337.16, 307,977.48 and 191,178.36

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Solution

The fourth proportional to 223,337.16, 307,977.48 and 191,178.36 is: 263,631.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,337.16 : 307,977.48 = 191,178.36 : x
  2. Step 2: Convert to fraction form
    223,337.16/307,977.48 = 191,178.36/x
  3. Step 3: Cross multiply
    223,337.16x = 307,977.48 × 191,178.36
  4. Step 4: Simplify right side
    223,337.16x = 58,878,629,543.33
  5. Step 5: Solve for x
    x = 58,878,629,543.33/223,337.16
  6. Step 6: Final answer
    x = 263,631.14

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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.