Home / 25,099.50-37,641.57-8,455.07

Finding the Fourth Proportional to 25,099.50, 37,641.57 and 8,455.07

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Solution

The fourth proportional to 25,099.50, 37,641.57 and 8,455.07 is: 12,680.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,099.50 : 37,641.57 = 8,455.07 : x
  2. Step 2: Convert to fraction form
    25,099.50/37,641.57 = 8,455.07/x
  3. Step 3: Cross multiply
    25,099.50x = 37,641.57 × 8,455.07
  4. Step 4: Simplify right side
    25,099.50x = 318,262,015.16
  5. Step 5: Solve for x
    x = 318,262,015.16/25,099.50
  6. Step 6: Final answer
    x = 12,680.01

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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.