Home / 25,205.13-37,807.70-7,675.11

Finding the Fourth Proportional to 25,205.13, 37,807.70 and 7,675.11

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Solution

The fourth proportional to 25,205.13, 37,807.70 and 7,675.11 is: 11,512.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,205.13 : 37,807.70 = 7,675.11 : x
  2. Step 2: Convert to fraction form
    25,205.13/37,807.70 = 7,675.11/x
  3. Step 3: Cross multiply
    25,205.13x = 37,807.70 × 7,675.11
  4. Step 4: Simplify right side
    25,205.13x = 290,178,350.87
  5. Step 5: Solve for x
    x = 290,178,350.87/25,205.13
  6. Step 6: Final answer
    x = 11,512.67

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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.