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Finding the Fourth Proportional to 83,030.69, 114,583.68 and 45,304.94

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Solution

The fourth proportional to 83,030.69, 114,583.68 and 45,304.94 is: 62,521.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,030.69 : 114,583.68 = 45,304.94 : x
  2. Step 2: Convert to fraction form
    83,030.69/114,583.68 = 45,304.94/x
  3. Step 3: Cross multiply
    83,030.69x = 114,583.68 × 45,304.94
  4. Step 4: Simplify right side
    83,030.69x = 5,191,206,747.38
  5. Step 5: Solve for x
    x = 5,191,206,747.38/83,030.69
  6. Step 6: Final answer
    x = 62,521.54

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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.