Home / 236,927.64-326,954.52-129,498.24

Finding the Fourth Proportional to 236,927.64, 326,954.52 and 129,498.24

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Solution

The fourth proportional to 236,927.64, 326,954.52 and 129,498.24 is: 178,704.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,927.64 : 326,954.52 = 129,498.24 : x
  2. Step 2: Convert to fraction form
    236,927.64/326,954.52 = 129,498.24/x
  3. Step 3: Cross multiply
    236,927.64x = 326,954.52 × 129,498.24
  4. Step 4: Simplify right side
    236,927.64x = 42,340,034,900.04
  5. Step 5: Solve for x
    x = 42,340,034,900.04/236,927.64
  6. Step 6: Final answer
    x = 178,704.50

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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.