Home / 255,623.13-352,760.61-153,706.95

Finding the Fourth Proportional to 255,623.13, 352,760.61 and 153,706.95

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Solution

The fourth proportional to 255,623.13, 352,760.61 and 153,706.95 is: 212,116.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,623.13 : 352,760.61 = 153,706.95 : x
  2. Step 2: Convert to fraction form
    255,623.13/352,760.61 = 153,706.95/x
  3. Step 3: Cross multiply
    255,623.13x = 352,760.61 × 153,706.95
  4. Step 4: Simplify right side
    255,623.13x = 54,221,757,443.24
  5. Step 5: Solve for x
    x = 54,221,757,443.24/255,623.13
  6. Step 6: Final answer
    x = 212,116.01

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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.