Home / 189,764.82-284,637.51-56,646.18

Finding the Fourth Proportional to 189,764.82, 284,637.51 and 56,646.18

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Solution

The fourth proportional to 189,764.82, 284,637.51 and 56,646.18 is: 84,966.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,764.82 : 284,637.51 = 56,646.18 : x
  2. Step 2: Convert to fraction form
    189,764.82/284,637.51 = 56,646.18/x
  3. Step 3: Cross multiply
    189,764.82x = 284,637.51 × 56,646.18
  4. Step 4: Simplify right side
    189,764.82x = 16,123,627,626.21
  5. Step 5: Solve for x
    x = 16,123,627,626.21/189,764.82
  6. Step 6: Final answer
    x = 84,966.37

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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.