Home / 268,537.17-370,573.90-147,678.46

Finding the Fourth Proportional to 268,537.17, 370,573.90 and 147,678.46

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Solution

The fourth proportional to 268,537.17, 370,573.90 and 147,678.46 is: 203,792.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,537.17 : 370,573.90 = 147,678.46 : x
  2. Step 2: Convert to fraction form
    268,537.17/370,573.90 = 147,678.46/x
  3. Step 3: Cross multiply
    268,537.17x = 370,573.90 × 147,678.46
  4. Step 4: Simplify right side
    268,537.17x = 54,725,782,868.19
  5. Step 5: Solve for x
    x = 54,725,782,868.19/268,537.17
  6. Step 6: Final answer
    x = 203,792.21

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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.