Home / 236,326.32-326,074.22-134,343.72

Finding the Fourth Proportional to 236,326.32, 326,074.22 and 134,343.72

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Solution

The fourth proportional to 236,326.32, 326,074.22 and 134,343.72 is: 185,362.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,326.32 : 326,074.22 = 134,343.72 : x
  2. Step 2: Convert to fraction form
    236,326.32/326,074.22 = 134,343.72/x
  3. Step 3: Cross multiply
    236,326.32x = 326,074.22 × 134,343.72
  4. Step 4: Simplify right side
    236,326.32x = 43,806,023,710.90
  5. Step 5: Solve for x
    x = 43,806,023,710.90/236,326.32
  6. Step 6: Final answer
    x = 185,362.44

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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.