Home / 153,723.99-229,057.75-136,955.17

Finding the Fourth Proportional to 153,723.99, 229,057.75 and 136,955.17

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Solution

The fourth proportional to 153,723.99, 229,057.75 and 136,955.17 is: 204,071.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,723.99 : 229,057.75 = 136,955.17 : x
  2. Step 2: Convert to fraction form
    153,723.99/229,057.75 = 136,955.17/x
  3. Step 3: Cross multiply
    153,723.99x = 229,057.75 × 136,955.17
  4. Step 4: Simplify right side
    153,723.99x = 31,370,641,261.00
  5. Step 5: Solve for x
    x = 31,370,641,261.00/153,723.99
  6. Step 6: Final answer
    x = 204,071.21

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.