Home / 54,528.24-75,251.64-30,662.40

Finding the Fourth Proportional to 54,528.24, 75,251.64 and 30,662.40

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Solution

The fourth proportional to 54,528.24, 75,251.64 and 30,662.40 is: 42,315.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,528.24 : 75,251.64 = 30,662.40 : x
  2. Step 2: Convert to fraction form
    54,528.24/75,251.64 = 30,662.40/x
  3. Step 3: Cross multiply
    54,528.24x = 75,251.64 × 30,662.40
  4. Step 4: Simplify right side
    54,528.24x = 2,307,395,886.34
  5. Step 5: Solve for x
    x = 2,307,395,886.34/54,528.24
  6. Step 6: Final answer
    x = 42,315.61

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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.