Home / 54,127.63-81,189.62-19,066.38

Finding the Fourth Proportional to 54,127.63, 81,189.62 and 19,066.38

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Solution

The fourth proportional to 54,127.63, 81,189.62 and 19,066.38 is: 28,598.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,127.63 : 81,189.62 = 19,066.38 : x
  2. Step 2: Convert to fraction form
    54,127.63/81,189.62 = 19,066.38/x
  3. Step 3: Cross multiply
    54,127.63x = 81,189.62 × 19,066.38
  4. Step 4: Simplify right side
    54,127.63x = 1,547,992,146.98
  5. Step 5: Solve for x
    x = 1,547,992,146.98/54,127.63
  6. Step 6: Final answer
    x = 28,598.93

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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.