Home / 238,606.65-357,901.76-61,115.19

Finding the Fourth Proportional to 238,606.65, 357,901.76 and 61,115.19

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Solution

The fourth proportional to 238,606.65, 357,901.76 and 61,115.19 is: 91,670.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,606.65 : 357,901.76 = 61,115.19 : x
  2. Step 2: Convert to fraction form
    238,606.65/357,901.76 = 61,115.19/x
  3. Step 3: Cross multiply
    238,606.65x = 357,901.76 × 61,115.19
  4. Step 4: Simplify right side
    238,606.65x = 21,873,233,758.16
  5. Step 5: Solve for x
    x = 21,873,233,758.16/238,606.65
  6. Step 6: Final answer
    x = 91,670.68

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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.