Home / 168,187.53-232,155.04-100,225.82

Finding the Fourth Proportional to 168,187.53, 232,155.04 and 100,225.82

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Solution

The fourth proportional to 168,187.53, 232,155.04 and 100,225.82 is: 138,345.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,187.53 : 232,155.04 = 100,225.82 : x
  2. Step 2: Convert to fraction form
    168,187.53/232,155.04 = 100,225.82/x
  3. Step 3: Cross multiply
    168,187.53x = 232,155.04 × 100,225.82
  4. Step 4: Simplify right side
    168,187.53x = 23,267,927,589.23
  5. Step 5: Solve for x
    x = 23,267,927,589.23/168,187.53
  6. Step 6: Final answer
    x = 138,345.14

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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.