Home / 154,536.69-231,838.34-47,918.51

Finding the Fourth Proportional to 154,536.69, 231,838.34 and 47,918.51

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Solution

The fourth proportional to 154,536.69, 231,838.34 and 47,918.51 is: 71,888.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,536.69 : 231,838.34 = 47,918.51 : x
  2. Step 2: Convert to fraction form
    154,536.69/231,838.34 = 47,918.51/x
  3. Step 3: Cross multiply
    154,536.69x = 231,838.34 × 47,918.51
  4. Step 4: Simplify right side
    154,536.69x = 11,109,346,654.48
  5. Step 5: Solve for x
    x = 11,109,346,654.48/154,536.69
  6. Step 6: Final answer
    x = 71,888.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.