Home / 48,074.38-72,111.62-12,535.67

Finding the Fourth Proportional to 48,074.38, 72,111.62 and 12,535.67

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Solution

The fourth proportional to 48,074.38, 72,111.62 and 12,535.67 is: 18,803.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,074.38 : 72,111.62 = 12,535.67 : x
  2. Step 2: Convert to fraction form
    48,074.38/72,111.62 = 12,535.67/x
  3. Step 3: Cross multiply
    48,074.38x = 72,111.62 × 12,535.67
  4. Step 4: Simplify right side
    48,074.38x = 903,967,412.69
  5. Step 5: Solve for x
    x = 903,967,412.69/48,074.38
  6. Step 6: Final answer
    x = 18,803.52

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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.