Home / 37,900.57-56,856.88-12,600.98

Finding the Fourth Proportional to 37,900.57, 56,856.88 and 12,600.98

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Solution

The fourth proportional to 37,900.57, 56,856.88 and 12,600.98 is: 18,903.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,900.57 : 56,856.88 = 12,600.98 : x
  2. Step 2: Convert to fraction form
    37,900.57/56,856.88 = 12,600.98/x
  3. Step 3: Cross multiply
    37,900.57x = 56,856.88 × 12,600.98
  4. Step 4: Simplify right side
    37,900.57x = 716,452,407.74
  5. Step 5: Solve for x
    x = 716,452,407.74/37,900.57
  6. Step 6: Final answer
    x = 18,903.47

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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.