Home / 151,347.87-208,857.02-94,790.43

Finding the Fourth Proportional to 151,347.87, 208,857.02 and 94,790.43

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Solution

The fourth proportional to 151,347.87, 208,857.02 and 94,790.43 is: 130,808.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,347.87 : 208,857.02 = 94,790.43 : x
  2. Step 2: Convert to fraction form
    151,347.87/208,857.02 = 94,790.43/x
  3. Step 3: Cross multiply
    151,347.87x = 208,857.02 × 94,790.43
  4. Step 4: Simplify right side
    151,347.87x = 19,797,646,260.37
  5. Step 5: Solve for x
    x = 19,797,646,260.37/151,347.87
  6. Step 6: Final answer
    x = 130,808.89

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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.