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Finding the Fourth Proportional to 37,910.54, 56,875.88 and 12,950.54

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Solution

The fourth proportional to 37,910.54, 56,875.88 and 12,950.54 is: 19,429.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,910.54 : 56,875.88 = 12,950.54 : x
  2. Step 2: Convert to fraction form
    37,910.54/56,875.88 = 12,950.54/x
  3. Step 3: Cross multiply
    37,910.54x = 56,875.88 × 12,950.54
  4. Step 4: Simplify right side
    37,910.54x = 736,573,533.54
  5. Step 5: Solve for x
    x = 736,573,533.54/37,910.54
  6. Step 6: Final answer
    x = 19,429.26

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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.