Home / 236,595.14-326,499.64-129,165.18

Finding the Fourth Proportional to 236,595.14, 326,499.64 and 129,165.18

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Solution

The fourth proportional to 236,595.14, 326,499.64 and 129,165.18 is: 178,247.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,595.14 : 326,499.64 = 129,165.18 : x
  2. Step 2: Convert to fraction form
    236,595.14/326,499.64 = 129,165.18/x
  3. Step 3: Cross multiply
    236,595.14x = 326,499.64 × 129,165.18
  4. Step 4: Simplify right side
    236,595.14x = 42,172,384,447.62
  5. Step 5: Solve for x
    x = 42,172,384,447.62/236,595.14
  6. Step 6: Final answer
    x = 178,247.04

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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.