Home / 151,215.44-208,675.67-83,230.94

Finding the Fourth Proportional to 151,215.44, 208,675.67 and 83,230.94

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Solution

The fourth proportional to 151,215.44, 208,675.67 and 83,230.94 is: 114,857.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,215.44 : 208,675.67 = 83,230.94 : x
  2. Step 2: Convert to fraction form
    151,215.44/208,675.67 = 83,230.94/x
  3. Step 3: Cross multiply
    151,215.44x = 208,675.67 × 83,230.94
  4. Step 4: Simplify right side
    151,215.44x = 17,368,272,274.76
  5. Step 5: Solve for x
    x = 17,368,272,274.76/151,215.44
  6. Step 6: Final answer
    x = 114,857.80

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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.