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Finding the Fourth Proportional to 158,581.51, 237,958.39 and 92,069.45

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Solution

The fourth proportional to 158,581.51, 237,958.39 and 92,069.45 is: 138,154.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,581.51 : 237,958.39 = 92,069.45 : x
  2. Step 2: Convert to fraction form
    158,581.51/237,958.39 = 92,069.45/x
  3. Step 3: Cross multiply
    158,581.51x = 237,958.39 × 92,069.45
  4. Step 4: Simplify right side
    158,581.51x = 21,908,696,670.22
  5. Step 5: Solve for x
    x = 21,908,696,670.22/158,581.51
  6. Step 6: Final answer
    x = 138,154.17

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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.