Home / 37,000.75-55,501.14-12,376.75

Finding the Fourth Proportional to 37,000.75, 55,501.14 and 12,376.75

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Solution

The fourth proportional to 37,000.75, 55,501.14 and 12,376.75 is: 18,565.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,000.75 : 55,501.14 = 12,376.75 : x
  2. Step 2: Convert to fraction form
    37,000.75/55,501.14 = 12,376.75/x
  3. Step 3: Cross multiply
    37,000.75x = 55,501.14 × 12,376.75
  4. Step 4: Simplify right side
    37,000.75x = 686,923,734.50
  5. Step 5: Solve for x
    x = 686,923,734.50/37,000.75
  6. Step 6: Final answer
    x = 18,565.13

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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.