Home / 168,316.50-232,281.81-92,869.86

Finding the Fourth Proportional to 168,316.50, 232,281.81 and 92,869.86

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Solution

The fourth proportional to 168,316.50, 232,281.81 and 92,869.86 is: 128,163.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,316.50 : 232,281.81 = 92,869.86 : x
  2. Step 2: Convert to fraction form
    168,316.50/232,281.81 = 92,869.86/x
  3. Step 3: Cross multiply
    168,316.50x = 232,281.81 × 92,869.86
  4. Step 4: Simplify right side
    168,316.50x = 21,571,979,175.25
  5. Step 5: Solve for x
    x = 21,571,979,175.25/168,316.50
  6. Step 6: Final answer
    x = 128,163.19

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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.