Home / 236,521.22-326,400.44-129,093.75

Finding the Fourth Proportional to 236,521.22, 326,400.44 and 129,093.75

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Solution

The fourth proportional to 236,521.22, 326,400.44 and 129,093.75 is: 178,150.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,521.22 : 326,400.44 = 129,093.75 : x
  2. Step 2: Convert to fraction form
    236,521.22/326,400.44 = 129,093.75/x
  3. Step 3: Cross multiply
    236,521.22x = 326,400.44 × 129,093.75
  4. Step 4: Simplify right side
    236,521.22x = 42,136,256,155.78
  5. Step 5: Solve for x
    x = 42,136,256,155.78/236,521.22
  6. Step 6: Final answer
    x = 178,150.01

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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.