Home / 47,407.86-65,421.53-25,898.17

Finding the Fourth Proportional to 47,407.86, 65,421.53 and 25,898.17

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Solution

The fourth proportional to 47,407.86, 65,421.53 and 25,898.17 is: 35,738.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,407.86 : 65,421.53 = 25,898.17 : x
  2. Step 2: Convert to fraction form
    47,407.86/65,421.53 = 25,898.17/x
  3. Step 3: Cross multiply
    47,407.86x = 65,421.53 × 25,898.17
  4. Step 4: Simplify right side
    47,407.86x = 1,694,297,905.60
  5. Step 5: Solve for x
    x = 1,694,297,905.60/47,407.86
  6. Step 6: Final answer
    x = 35,738.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.