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Finding the Fourth Proportional to 56,270.71, 77,644.95 and 32,392.77

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Solution

The fourth proportional to 56,270.71, 77,644.95 and 32,392.77 is: 44,697.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,270.71 : 77,644.95 = 32,392.77 : x
  2. Step 2: Convert to fraction form
    56,270.71/77,644.95 = 32,392.77/x
  3. Step 3: Cross multiply
    56,270.71x = 77,644.95 × 32,392.77
  4. Step 4: Simplify right side
    56,270.71x = 2,515,135,007.01
  5. Step 5: Solve for x
    x = 2,515,135,007.01/56,270.71
  6. Step 6: Final answer
    x = 44,697.05

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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.