Home / 282,559.11-423,838.86-72,197.25

Finding the Fourth Proportional to 282,559.11, 423,838.86 and 72,197.25

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Solution

The fourth proportional to 282,559.11, 423,838.86 and 72,197.25 is: 108,295.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,559.11 : 423,838.86 = 72,197.25 : x
  2. Step 2: Convert to fraction form
    282,559.11/423,838.86 = 72,197.25/x
  3. Step 3: Cross multiply
    282,559.11x = 423,838.86 × 72,197.25
  4. Step 4: Simplify right side
    282,559.11x = 30,600,000,135.14
  5. Step 5: Solve for x
    x = 30,600,000,135.14/282,559.11
  6. Step 6: Final answer
    x = 108,295.92

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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.