Home / 226,255.56-312,235.29-124,283.40

Finding the Fourth Proportional to 226,255.56, 312,235.29 and 124,283.40

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Solution

The fourth proportional to 226,255.56, 312,235.29 and 124,283.40 is: 171,512.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,255.56 : 312,235.29 = 124,283.40 : x
  2. Step 2: Convert to fraction form
    226,255.56/312,235.29 = 124,283.40/x
  3. Step 3: Cross multiply
    226,255.56x = 312,235.29 × 124,283.40
  4. Step 4: Simplify right side
    226,255.56x = 38,805,663,441.19
  5. Step 5: Solve for x
    x = 38,805,663,441.19/226,255.56
  6. Step 6: Final answer
    x = 171,512.53

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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.