Home / 236,460.87-326,316.84-129,033.27

Finding the Fourth Proportional to 236,460.87, 326,316.84 and 129,033.27

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Solution

The fourth proportional to 236,460.87, 326,316.84 and 129,033.27 is: 178,066.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,460.87 : 326,316.84 = 129,033.27 : x
  2. Step 2: Convert to fraction form
    236,460.87/326,316.84 = 129,033.27/x
  3. Step 3: Cross multiply
    236,460.87x = 326,316.84 × 129,033.27
  4. Step 4: Simplify right side
    236,460.87x = 42,105,728,921.27
  5. Step 5: Solve for x
    x = 42,105,728,921.27/236,460.87
  6. Step 6: Final answer
    x = 178,066.37

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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.