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Finding the Fourth Proportional to 67,622.15, 93,316.88 and 37,409.15

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Solution

The fourth proportional to 67,622.15, 93,316.88 and 37,409.15 is: 51,623.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,622.15 : 93,316.88 = 37,409.15 : x
  2. Step 2: Convert to fraction form
    67,622.15/93,316.88 = 37,409.15/x
  3. Step 3: Cross multiply
    67,622.15x = 93,316.88 × 37,409.15
  4. Step 4: Simplify right side
    67,622.15x = 3,490,904,834.64
  5. Step 5: Solve for x
    x = 3,490,904,834.64/67,622.15
  6. Step 6: Final answer
    x = 51,623.69

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.