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Finding the Fourth Proportional to 37,590.69, 56,364.16 and 14,218.95

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Solution

The fourth proportional to 37,590.69, 56,364.16 and 14,218.95 is: 21,320.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,590.69 : 56,364.16 = 14,218.95 : x
  2. Step 2: Convert to fraction form
    37,590.69/56,364.16 = 14,218.95/x
  3. Step 3: Cross multiply
    37,590.69x = 56,364.16 × 14,218.95
  4. Step 4: Simplify right side
    37,590.69x = 801,439,101.74
  5. Step 5: Solve for x
    x = 801,439,101.74/37,590.69
  6. Step 6: Final answer
    x = 21,320.15

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.