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Finding the Fourth Proportional to 103,593.58, 155,367.88 and 37,038.30

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Solution

The fourth proportional to 103,593.58, 155,367.88 and 37,038.30 is: 55,549.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,593.58 : 155,367.88 = 37,038.30 : x
  2. Step 2: Convert to fraction form
    103,593.58/155,367.88 = 37,038.30/x
  3. Step 3: Cross multiply
    103,593.58x = 155,367.88 × 37,038.30
  4. Step 4: Simplify right side
    103,593.58x = 5,754,562,149.80
  5. Step 5: Solve for x
    x = 5,754,562,149.80/103,593.58
  6. Step 6: Final answer
    x = 55,549.41

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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.