Home / 268,443.90-370,452.81-147,587.24

Finding the Fourth Proportional to 268,443.90, 370,452.81 and 147,587.24

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Solution

The fourth proportional to 268,443.90, 370,452.81 and 147,587.24 is: 203,670.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,443.90 : 370,452.81 = 147,587.24 : x
  2. Step 2: Convert to fraction form
    268,443.90/370,452.81 = 147,587.24/x
  3. Step 3: Cross multiply
    268,443.90x = 370,452.81 × 147,587.24
  4. Step 4: Simplify right side
    268,443.90x = 54,674,107,868.53
  5. Step 5: Solve for x
    x = 54,674,107,868.53/268,443.90
  6. Step 6: Final answer
    x = 203,670.52

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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.