Home / 54,030.39-81,039.20-14,590.58

Finding the Fourth Proportional to 54,030.39, 81,039.20 and 14,590.58

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Solution

The fourth proportional to 54,030.39, 81,039.20 and 14,590.58 is: 21,884.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,030.39 : 81,039.20 = 14,590.58 : x
  2. Step 2: Convert to fraction form
    54,030.39/81,039.20 = 14,590.58/x
  3. Step 3: Cross multiply
    54,030.39x = 81,039.20 × 14,590.58
  4. Step 4: Simplify right side
    54,030.39x = 1,182,408,525.54
  5. Step 5: Solve for x
    x = 1,182,408,525.54/54,030.39
  6. Step 6: Final answer
    x = 21,884.14

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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.