Home / 268,453.24-370,468-147,595.36

Finding the Fourth Proportional to 268,453.24, 370,468 and 147,595.36

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Solution

The fourth proportional to 268,453.24, 370,468 and 147,595.36 is: 203,682.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,453.24 : 370,468 = 147,595.36 : x
  2. Step 2: Convert to fraction form
    268,453.24/370,468 = 147,595.36/x
  3. Step 3: Cross multiply
    268,453.24x = 370,468 × 147,595.36
  4. Step 4: Simplify right side
    268,453.24x = 54,679,357,828.48
  5. Step 5: Solve for x
    x = 54,679,357,828.48/268,453.24
  6. Step 6: Final answer
    x = 203,682.99

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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.