Home / 25,124.01-37,690.11-8,485.04

Finding the Fourth Proportional to 25,124.01, 37,690.11 and 8,485.04

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Solution

The fourth proportional to 25,124.01, 37,690.11 and 8,485.04 is: 12,728.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,124.01 : 37,690.11 = 8,485.04 : x
  2. Step 2: Convert to fraction form
    25,124.01/37,690.11 = 8,485.04/x
  3. Step 3: Cross multiply
    25,124.01x = 37,690.11 × 8,485.04
  4. Step 4: Simplify right side
    25,124.01x = 319,801,973.17
  5. Step 5: Solve for x
    x = 319,801,973.17/25,124.01
  6. Step 6: Final answer
    x = 12,728.94

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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.