Home / 25,160.85-37,746.81-7,632.09

Finding the Fourth Proportional to 25,160.85, 37,746.81 and 7,632.09

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Solution

The fourth proportional to 25,160.85, 37,746.81 and 7,632.09 is: 11,449.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,160.85 : 37,746.81 = 7,632.09 : x
  2. Step 2: Convert to fraction form
    25,160.85/37,746.81 = 7,632.09/x
  3. Step 3: Cross multiply
    25,160.85x = 37,746.81 × 7,632.09
  4. Step 4: Simplify right side
    25,160.85x = 288,087,051.13
  5. Step 5: Solve for x
    x = 288,087,051.13/25,160.85
  6. Step 6: Final answer
    x = 11,449.81

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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.