Home / 144,663.29-199,502.15-99,261.17

Finding the Fourth Proportional to 144,663.29, 199,502.15 and 99,261.17

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Solution

The fourth proportional to 144,663.29, 199,502.15 and 99,261.17 is: 136,889.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,663.29 : 199,502.15 = 99,261.17 : x
  2. Step 2: Convert to fraction form
    144,663.29/199,502.15 = 99,261.17/x
  3. Step 3: Cross multiply
    144,663.29x = 199,502.15 × 99,261.17
  4. Step 4: Simplify right side
    144,663.29x = 19,802,815,332.70
  5. Step 5: Solve for x
    x = 19,802,815,332.70/144,663.29
  6. Step 6: Final answer
    x = 136,889.02

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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.