Home / 151,022.39-208,411.68-83,043.77

Finding the Fourth Proportional to 151,022.39, 208,411.68 and 83,043.77

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Solution

The fourth proportional to 151,022.39, 208,411.68 and 83,043.77 is: 114,600.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,022.39 : 208,411.68 = 83,043.77 : x
  2. Step 2: Convert to fraction form
    151,022.39/208,411.68 = 83,043.77/x
  3. Step 3: Cross multiply
    151,022.39x = 208,411.68 × 83,043.77
  4. Step 4: Simplify right side
    151,022.39x = 17,307,292,060.91
  5. Step 5: Solve for x
    x = 17,307,292,060.91/151,022.39
  6. Step 6: Final answer
    x = 114,600.83

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1.5x scale

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.