Home / 168,890.10-233,066.61-93,439.14

Finding the Fourth Proportional to 168,890.10, 233,066.61 and 93,439.14

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Solution

The fourth proportional to 168,890.10, 233,066.61 and 93,439.14 is: 128,945.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,890.10 : 233,066.61 = 93,439.14 : x
  2. Step 2: Convert to fraction form
    168,890.10/233,066.61 = 93,439.14/x
  3. Step 3: Cross multiply
    168,890.10x = 233,066.61 × 93,439.14
  4. Step 4: Simplify right side
    168,890.10x = 21,777,543,601.12
  5. Step 5: Solve for x
    x = 21,777,543,601.12/168,890.10
  6. Step 6: Final answer
    x = 128,945.06

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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.