Home / 62,495.65-86,284.24-55,769.72

Finding the Fourth Proportional to 62,495.65, 86,284.24 and 55,769.72

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Solution

The fourth proportional to 62,495.65, 86,284.24 and 55,769.72 is: 76,998.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,495.65 : 86,284.24 = 55,769.72 : x
  2. Step 2: Convert to fraction form
    62,495.65/86,284.24 = 55,769.72/x
  3. Step 3: Cross multiply
    62,495.65x = 86,284.24 × 55,769.72
  4. Step 4: Simplify right side
    62,495.65x = 4,812,047,905.21
  5. Step 5: Solve for x
    x = 4,812,047,905.21/62,495.65
  6. Step 6: Final answer
    x = 76,998.13

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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.