Home / 56,571.63-78,062.97-32,705.92

Finding the Fourth Proportional to 56,571.63, 78,062.97 and 32,705.92

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Solution

The fourth proportional to 56,571.63, 78,062.97 and 32,705.92 is: 45,130.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,571.63 : 78,062.97 = 32,705.92 : x
  2. Step 2: Convert to fraction form
    56,571.63/78,062.97 = 32,705.92/x
  3. Step 3: Cross multiply
    56,571.63x = 78,062.97 × 32,705.92
  4. Step 4: Simplify right side
    56,571.63x = 2,553,121,251.78
  5. Step 5: Solve for x
    x = 2,553,121,251.78/56,571.63
  6. Step 6: Final answer
    x = 45,130.77

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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.