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Finding the Fourth Proportional to 62,230.40, 85,877.88 and 36,736.80

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Solution

The fourth proportional to 62,230.40, 85,877.88 and 36,736.80 is: 50,696.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,230.40 : 85,877.88 = 36,736.80 : x
  2. Step 2: Convert to fraction form
    62,230.40/85,877.88 = 36,736.80/x
  3. Step 3: Cross multiply
    62,230.40x = 85,877.88 × 36,736.80
  4. Step 4: Simplify right side
    62,230.40x = 3,154,878,501.98
  5. Step 5: Solve for x
    x = 3,154,878,501.98/62,230.40
  6. Step 6: Final answer
    x = 50,696.74

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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.