Home / 268,205.76-370,124.10-147,354.84

Finding the Fourth Proportional to 268,205.76, 370,124.10 and 147,354.84

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Solution

The fourth proportional to 268,205.76, 370,124.10 and 147,354.84 is: 203,349.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,205.76 : 370,124.10 = 147,354.84 : x
  2. Step 2: Convert to fraction form
    268,205.76/370,124.10 = 147,354.84/x
  3. Step 3: Cross multiply
    268,205.76x = 370,124.10 × 147,354.84
  4. Step 4: Simplify right side
    268,205.76x = 54,539,577,535.64
  5. Step 5: Solve for x
    x = 54,539,577,535.64/268,205.76
  6. Step 6: Final answer
    x = 203,349.76

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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.