Home / 234,184.05-323,087.54-153,656.28

Finding the Fourth Proportional to 234,184.05, 323,087.54 and 153,656.28

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Solution

The fourth proportional to 234,184.05, 323,087.54 and 153,656.28 is: 211,988.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,184.05 : 323,087.54 = 153,656.28 : x
  2. Step 2: Convert to fraction form
    234,184.05/323,087.54 = 153,656.28/x
  3. Step 3: Cross multiply
    234,184.05x = 323,087.54 × 153,656.28
  4. Step 4: Simplify right side
    234,184.05x = 49,644,428,742.47
  5. Step 5: Solve for x
    x = 49,644,428,742.47/234,184.05
  6. Step 6: Final answer
    x = 211,988.94

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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.