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Finding the Fourth Proportional to 55,607.57, 83,415.91 and 16,164.64

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Solution

The fourth proportional to 55,607.57, 83,415.91 and 16,164.64 is: 24,248.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,607.57 : 83,415.91 = 16,164.64 : x
  2. Step 2: Convert to fraction form
    55,607.57/83,415.91 = 16,164.64/x
  3. Step 3: Cross multiply
    55,607.57x = 83,415.91 × 16,164.64
  4. Step 4: Simplify right side
    55,607.57x = 1,348,388,155.42
  5. Step 5: Solve for x
    x = 1,348,388,155.42/55,607.57
  6. Step 6: Final answer
    x = 24,248.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.