Home / 268,005.42-369,852.08-147,151.80

Finding the Fourth Proportional to 268,005.42, 369,852.08 and 147,151.80

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Solution

The fourth proportional to 268,005.42, 369,852.08 and 147,151.80 is: 203,072.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,005.42 : 369,852.08 = 147,151.80 : x
  2. Step 2: Convert to fraction form
    268,005.42/369,852.08 = 147,151.80/x
  3. Step 3: Cross multiply
    268,005.42x = 369,852.08 × 147,151.80
  4. Step 4: Simplify right side
    268,005.42x = 54,424,398,569.99
  5. Step 5: Solve for x
    x = 54,424,398,569.99/268,005.42
  6. Step 6: Final answer
    x = 203,072.01

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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.