Home / 50,646.38-69,888.42-27,985.14

Finding the Fourth Proportional to 50,646.38, 69,888.42 and 27,985.14

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Solution

The fourth proportional to 50,646.38, 69,888.42 and 27,985.14 is: 38,617.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,646.38 : 69,888.42 = 27,985.14 : x
  2. Step 2: Convert to fraction form
    50,646.38/69,888.42 = 27,985.14/x
  3. Step 3: Cross multiply
    50,646.38x = 69,888.42 × 27,985.14
  4. Step 4: Simplify right side
    50,646.38x = 1,955,837,218.08
  5. Step 5: Solve for x
    x = 1,955,837,218.08/50,646.38
  6. Step 6: Final answer
    x = 38,617.51

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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.