Home / 268,404.34-370,406.28-147,554.86

Finding the Fourth Proportional to 268,404.34, 370,406.28 and 147,554.86

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Solution

The fourth proportional to 268,404.34, 370,406.28 and 147,554.86 is: 203,630.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,404.34 : 370,406.28 = 147,554.86 : x
  2. Step 2: Convert to fraction form
    268,404.34/370,406.28 = 147,554.86/x
  3. Step 3: Cross multiply
    268,404.34x = 370,406.28 × 147,554.86
  4. Step 4: Simplify right side
    268,404.34x = 54,655,246,788.52
  5. Step 5: Solve for x
    x = 54,655,246,788.52/268,404.34
  6. Step 6: Final answer
    x = 203,630.26

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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.