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Finding the Fourth Proportional to 60,259.78, 83,160.64 and 36,381.80

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Solution

The fourth proportional to 60,259.78, 83,160.64 and 36,381.80 is: 50,208.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,259.78 : 83,160.64 = 36,381.80 : x
  2. Step 2: Convert to fraction form
    60,259.78/83,160.64 = 36,381.80/x
  3. Step 3: Cross multiply
    60,259.78x = 83,160.64 × 36,381.80
  4. Step 4: Simplify right side
    60,259.78x = 3,025,533,772.35
  5. Step 5: Solve for x
    x = 3,025,533,772.35/60,259.78
  6. Step 6: Final answer
    x = 50,208.18

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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.