Home / 43,067.50-64,598.51-13,484.68

Finding the Fourth Proportional to 43,067.50, 64,598.51 and 13,484.68

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Solution

The fourth proportional to 43,067.50, 64,598.51 and 13,484.68 is: 20,226.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,067.50 : 64,598.51 = 13,484.68 : x
  2. Step 2: Convert to fraction form
    43,067.50/64,598.51 = 13,484.68/x
  3. Step 3: Cross multiply
    43,067.50x = 64,598.51 × 13,484.68
  4. Step 4: Simplify right side
    43,067.50x = 871,090,108.04
  5. Step 5: Solve for x
    x = 871,090,108.04/43,067.50
  6. Step 6: Final answer
    x = 20,226.16

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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.