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Finding the Fourth Proportional to 83,187.82, 114,800.04 and 45,462.07

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Solution

The fourth proportional to 83,187.82, 114,800.04 and 45,462.07 is: 62,738.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,187.82 : 114,800.04 = 45,462.07 : x
  2. Step 2: Convert to fraction form
    83,187.82/114,800.04 = 45,462.07/x
  3. Step 3: Cross multiply
    83,187.82x = 114,800.04 × 45,462.07
  4. Step 4: Simplify right side
    83,187.82x = 5,219,046,653.17
  5. Step 5: Solve for x
    x = 5,219,046,653.17/83,187.82
  6. Step 6: Final answer
    x = 62,738.11

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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.