Home / 137,916.24-206,875.08-54,810.48

Finding the Fourth Proportional to 137,916.24, 206,875.08 and 54,810.48

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Solution

The fourth proportional to 137,916.24, 206,875.08 and 54,810.48 is: 82,216.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,916.24 : 206,875.08 = 54,810.48 : x
  2. Step 2: Convert to fraction form
    137,916.24/206,875.08 = 54,810.48/x
  3. Step 3: Cross multiply
    137,916.24x = 206,875.08 × 54,810.48
  4. Step 4: Simplify right side
    137,916.24x = 11,338,922,434.84
  5. Step 5: Solve for x
    x = 11,338,922,434.84/137,916.24
  6. Step 6: Final answer
    x = 82,216.01

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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.