Home / 54,444.07-81,677.65-19,383.63

Finding the Fourth Proportional to 54,444.07, 81,677.65 and 19,383.63

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Solution

The fourth proportional to 54,444.07, 81,677.65 and 19,383.63 is: 29,079.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,444.07 : 81,677.65 = 19,383.63 : x
  2. Step 2: Convert to fraction form
    54,444.07/81,677.65 = 19,383.63/x
  3. Step 3: Cross multiply
    54,444.07x = 81,677.65 × 19,383.63
  4. Step 4: Simplify right side
    54,444.07x = 1,583,209,346.87
  5. Step 5: Solve for x
    x = 1,583,209,346.87/54,444.07
  6. Step 6: Final answer
    x = 29,079.56

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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.