Home / 282,495.24-423,743.55-69,264.09

Finding the Fourth Proportional to 282,495.24, 423,743.55 and 69,264.09

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Solution

The fourth proportional to 282,495.24, 423,743.55 and 69,264.09 is: 103,896.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,495.24 : 423,743.55 = 69,264.09 : x
  2. Step 2: Convert to fraction form
    282,495.24/423,743.55 = 69,264.09/x
  3. Step 3: Cross multiply
    282,495.24x = 423,743.55 × 69,264.09
  4. Step 4: Simplify right side
    282,495.24x = 29,350,211,384.12
  5. Step 5: Solve for x
    x = 29,350,211,384.12/282,495.24
  6. Step 6: Final answer
    x = 103,896.30

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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.