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Finding the Fourth Proportional to 64,115.69, 88,477.25 and 36,895.98

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Solution

The fourth proportional to 64,115.69, 88,477.25 and 36,895.98 is: 50,915.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,115.69 : 88,477.25 = 36,895.98 : x
  2. Step 2: Convert to fraction form
    64,115.69/88,477.25 = 36,895.98/x
  3. Step 3: Cross multiply
    64,115.69x = 88,477.25 × 36,895.98
  4. Step 4: Simplify right side
    64,115.69x = 3,264,454,846.46
  5. Step 5: Solve for x
    x = 3,264,454,846.46/64,115.69
  6. Step 6: Final answer
    x = 50,915.07

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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.