Home / 147,916.13-204,124.25-84,290.83

Finding the Fourth Proportional to 147,916.13, 204,124.25 and 84,290.83

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Solution

The fourth proportional to 147,916.13, 204,124.25 and 84,290.83 is: 116,321.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,916.13 : 204,124.25 = 84,290.83 : x
  2. Step 2: Convert to fraction form
    147,916.13/204,124.25 = 84,290.83/x
  3. Step 3: Cross multiply
    147,916.13x = 204,124.25 × 84,290.83
  4. Step 4: Simplify right side
    147,916.13x = 17,205,802,156.04
  5. Step 5: Solve for x
    x = 17,205,802,156.04/147,916.13
  6. Step 6: Final answer
    x = 116,321.34

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1.5x scale

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.