Home / 67,631.78-93,334.62-37,416.60

Finding the Fourth Proportional to 67,631.78, 93,334.62 and 37,416.60

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Solution

The fourth proportional to 67,631.78, 93,334.62 and 37,416.60 is: 51,636.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,631.78 : 93,334.62 = 37,416.60 : x
  2. Step 2: Convert to fraction form
    67,631.78/93,334.62 = 37,416.60/x
  3. Step 3: Cross multiply
    67,631.78x = 93,334.62 × 37,416.60
  4. Step 4: Simplify right side
    67,631.78x = 3,492,264,142.69
  5. Step 5: Solve for x
    x = 3,492,264,142.69/67,631.78
  6. Step 6: Final answer
    x = 51,636.44

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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.