Home / 127,597.30-191,386.73-61,019.56

Finding the Fourth Proportional to 127,597.30, 191,386.73 and 61,019.56

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Solution

The fourth proportional to 127,597.30, 191,386.73 and 61,019.56 is: 91,524.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,597.30 : 191,386.73 = 61,019.56 : x
  2. Step 2: Convert to fraction form
    127,597.30/191,386.73 = 61,019.56/x
  3. Step 3: Cross multiply
    127,597.30x = 191,386.73 × 61,019.56
  4. Step 4: Simplify right side
    127,597.30x = 11,678,333,026.44
  5. Step 5: Solve for x
    x = 11,678,333,026.44/127,597.30
  6. Step 6: Final answer
    x = 91,524.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.