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Finding the Fourth Proportional to 67,813.55, 93,578.95 and 37,597.11

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Solution

The fourth proportional to 67,813.55, 93,578.95 and 37,597.11 is: 51,881.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,813.55 : 93,578.95 = 37,597.11 : x
  2. Step 2: Convert to fraction form
    67,813.55/93,578.95 = 37,597.11/x
  3. Step 3: Cross multiply
    67,813.55x = 93,578.95 × 37,597.11
  4. Step 4: Simplify right side
    67,813.55x = 3,518,298,076.83
  5. Step 5: Solve for x
    x = 3,518,298,076.83/67,813.55
  6. Step 6: Final answer
    x = 51,881.93

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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.