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Finding the Fourth Proportional to 60,037.80, 90,008.09 and 25,003.68

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Solution

The fourth proportional to 60,037.80, 90,008.09 and 25,003.68 is: 37,485.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,037.80 : 90,008.09 = 25,003.68 : x
  2. Step 2: Convert to fraction form
    60,037.80/90,008.09 = 25,003.68/x
  3. Step 3: Cross multiply
    60,037.80x = 90,008.09 × 25,003.68
  4. Step 4: Simplify right side
    60,037.80x = 2,250,533,479.77
  5. Step 5: Solve for x
    x = 2,250,533,479.77/60,037.80
  6. Step 6: Final answer
    x = 37,485.28

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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.