Home / 30,066.69-45,092.75-12,526.95

Finding the Fourth Proportional to 30,066.69, 45,092.75 and 12,526.95

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Solution

The fourth proportional to 30,066.69, 45,092.75 and 12,526.95 is: 18,787.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,066.69 : 45,092.75 = 12,526.95 : x
  2. Step 2: Convert to fraction form
    30,066.69/45,092.75 = 12,526.95/x
  3. Step 3: Cross multiply
    30,066.69x = 45,092.75 × 12,526.95
  4. Step 4: Simplify right side
    30,066.69x = 564,874,624.61
  5. Step 5: Solve for x
    x = 564,874,624.61/30,066.69
  6. Step 6: Final answer
    x = 18,787.39

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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.