Home / 226,542.40-312,636.53-124,575.59

Finding the Fourth Proportional to 226,542.40, 312,636.53 and 124,575.59

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Solution

The fourth proportional to 226,542.40, 312,636.53 and 124,575.59 is: 171,918.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,542.40 : 312,636.53 = 124,575.59 : x
  2. Step 2: Convert to fraction form
    226,542.40/312,636.53 = 124,575.59/x
  3. Step 3: Cross multiply
    226,542.40x = 312,636.53 × 124,575.59
  4. Step 4: Simplify right side
    226,542.40x = 38,946,880,180.30
  5. Step 5: Solve for x
    x = 38,946,880,180.30/226,542.40
  6. Step 6: Final answer
    x = 171,918.72

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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.