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Finding the Fourth Proportional to 56,314.94, 77,644.04 and 36,136.22

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Solution

The fourth proportional to 56,314.94, 77,644.04 and 36,136.22 is: 49,822.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,314.94 : 77,644.04 = 36,136.22 : x
  2. Step 2: Convert to fraction form
    56,314.94/77,644.04 = 36,136.22/x
  3. Step 3: Cross multiply
    56,314.94x = 77,644.04 × 36,136.22
  4. Step 4: Simplify right side
    56,314.94x = 2,805,762,111.13
  5. Step 5: Solve for x
    x = 2,805,762,111.13/56,314.94
  6. Step 6: Final answer
    x = 49,822.70

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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.