Home / 168,359.36-232,421.63-130,032.87

Finding the Fourth Proportional to 168,359.36, 232,421.63 and 130,032.87

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Solution

The fourth proportional to 168,359.36, 232,421.63 and 130,032.87 is: 179,511.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,359.36 : 232,421.63 = 130,032.87 : x
  2. Step 2: Convert to fraction form
    168,359.36/232,421.63 = 130,032.87/x
  3. Step 3: Cross multiply
    168,359.36x = 232,421.63 × 130,032.87
  4. Step 4: Simplify right side
    168,359.36x = 30,222,451,508.07
  5. Step 5: Solve for x
    x = 30,222,451,508.07/168,359.36
  6. Step 6: Final answer
    x = 179,511.56

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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.