Home / 151,022.79-208,412.24-83,044.16

Finding the Fourth Proportional to 151,022.79, 208,412.24 and 83,044.16

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Solution

The fourth proportional to 151,022.79, 208,412.24 and 83,044.16 is: 114,601.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,022.79 : 208,412.24 = 83,044.16 : x
  2. Step 2: Convert to fraction form
    151,022.79/208,412.24 = 83,044.16/x
  3. Step 3: Cross multiply
    151,022.79x = 208,412.24 × 83,044.16
  4. Step 4: Simplify right side
    151,022.79x = 17,307,417,947.24
  5. Step 5: Solve for x
    x = 17,307,417,947.24/151,022.79
  6. Step 6: Final answer
    x = 114,601.37

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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.