Home / 151,379.80-208,888.44-93,227.33

Finding the Fourth Proportional to 151,379.80, 208,888.44 and 93,227.33

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Solution

The fourth proportional to 151,379.80, 208,888.44 and 93,227.33 is: 128,644.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,379.80 : 208,888.44 = 93,227.33 : x
  2. Step 2: Convert to fraction form
    151,379.80/208,888.44 = 93,227.33/x
  3. Step 3: Cross multiply
    151,379.80x = 208,888.44 × 93,227.33
  4. Step 4: Simplify right side
    151,379.80x = 19,474,111,529.07
  5. Step 5: Solve for x
    x = 19,474,111,529.07/151,379.80
  6. Step 6: Final answer
    x = 128,644.06

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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.