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Finding the Fourth Proportional to 60,302.60, 83,163.12 and 37,643.68

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Solution

The fourth proportional to 60,302.60, 83,163.12 and 37,643.68 is: 51,914.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,302.60 : 83,163.12 = 37,643.68 : x
  2. Step 2: Convert to fraction form
    60,302.60/83,163.12 = 37,643.68/x
  3. Step 3: Cross multiply
    60,302.60x = 83,163.12 × 37,643.68
  4. Step 4: Simplify right side
    60,302.60x = 3,130,566,072.55
  5. Step 5: Solve for x
    x = 3,130,566,072.55/60,302.60
  6. Step 6: Final answer
    x = 51,914.28

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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.