Home / 268,535.06-370,587.90-147,685.69

Finding the Fourth Proportional to 268,535.06, 370,587.90 and 147,685.69

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Solution

The fourth proportional to 268,535.06, 370,587.90 and 147,685.69 is: 203,811.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,535.06 : 370,587.90 = 147,685.69 : x
  2. Step 2: Convert to fraction form
    268,535.06/370,587.90 = 147,685.69/x
  3. Step 3: Cross multiply
    268,535.06x = 370,587.90 × 147,685.69
  4. Step 4: Simplify right side
    268,535.06x = 54,730,529,717.15
  5. Step 5: Solve for x
    x = 54,730,529,717.15/268,535.06
  6. Step 6: Final answer
    x = 203,811.49

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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.