Home / 58,115.27-87,219.65-30,043.58

Finding the Fourth Proportional to 58,115.27, 87,219.65 and 30,043.58

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Solution

The fourth proportional to 58,115.27, 87,219.65 and 30,043.58 is: 45,089.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,115.27 : 87,219.65 = 30,043.58 : x
  2. Step 2: Convert to fraction form
    58,115.27/87,219.65 = 30,043.58/x
  3. Step 3: Cross multiply
    58,115.27x = 87,219.65 × 30,043.58
  4. Step 4: Simplify right side
    58,115.27x = 2,620,390,171.36
  5. Step 5: Solve for x
    x = 2,620,390,171.36/58,115.27
  6. Step 6: Final answer
    x = 45,089.53

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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.