Home / 220,148.93-330,139.55-93,709.37

Finding the Fourth Proportional to 220,148.93, 330,139.55 and 93,709.37

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Solution

The fourth proportional to 220,148.93, 330,139.55 and 93,709.37 is: 140,528.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,148.93 : 330,139.55 = 93,709.37 : x
  2. Step 2: Convert to fraction form
    220,148.93/330,139.55 = 93,709.37/x
  3. Step 3: Cross multiply
    220,148.93x = 330,139.55 × 93,709.37
  4. Step 4: Simplify right side
    220,148.93x = 30,937,167,826.16
  5. Step 5: Solve for x
    x = 30,937,167,826.16/220,148.93
  6. Step 6: Final answer
    x = 140,528.36

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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.