Home / 324,916.08-487,413-114,510.48

Finding the Fourth Proportional to 324,916.08, 487,413 and 114,510.48

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Solution

The fourth proportional to 324,916.08, 487,413 and 114,510.48 is: 171,779.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,916.08 : 487,413 = 114,510.48 : x
  2. Step 2: Convert to fraction form
    324,916.08/487,413 = 114,510.48/x
  3. Step 3: Cross multiply
    324,916.08x = 487,413 × 114,510.48
  4. Step 4: Simplify right side
    324,916.08x = 55,813,896,588.24
  5. Step 5: Solve for x
    x = 55,813,896,588.24/324,916.08
  6. Step 6: Final answer
    x = 171,779.42

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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.