Home / 43,004.09-64,510.20-16,710.86

Finding the Fourth Proportional to 43,004.09, 64,510.20 and 16,710.86

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Solution

The fourth proportional to 43,004.09, 64,510.20 and 16,710.86 is: 25,067.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,004.09 : 64,510.20 = 16,710.86 : x
  2. Step 2: Convert to fraction form
    43,004.09/64,510.20 = 16,710.86/x
  3. Step 3: Cross multiply
    43,004.09x = 64,510.20 × 16,710.86
  4. Step 4: Simplify right side
    43,004.09x = 1,078,020,598.22
  5. Step 5: Solve for x
    x = 1,078,020,598.22/43,004.09
  6. Step 6: Final answer
    x = 25,067.87

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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.