Home / 54,051.86-74,570.09-36,118.46

Finding the Fourth Proportional to 54,051.86, 74,570.09 and 36,118.46

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Solution

The fourth proportional to 54,051.86, 74,570.09 and 36,118.46 is: 49,829.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,051.86 : 74,570.09 = 36,118.46 : x
  2. Step 2: Convert to fraction form
    54,051.86/74,570.09 = 36,118.46/x
  3. Step 3: Cross multiply
    54,051.86x = 74,570.09 × 36,118.46
  4. Step 4: Simplify right side
    54,051.86x = 2,693,356,259.42
  5. Step 5: Solve for x
    x = 2,693,356,259.42/54,051.86
  6. Step 6: Final answer
    x = 49,829.12

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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.