Home / 236,490.52-326,364.12-134,530.76

Finding the Fourth Proportional to 236,490.52, 326,364.12 and 134,530.76

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Solution

The fourth proportional to 236,490.52, 326,364.12 and 134,530.76 is: 185,656.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,490.52 : 326,364.12 = 134,530.76 : x
  2. Step 2: Convert to fraction form
    236,490.52/326,364.12 = 134,530.76/x
  3. Step 3: Cross multiply
    236,490.52x = 326,364.12 × 134,530.76
  4. Step 4: Simplify right side
    236,490.52x = 43,906,013,100.33
  5. Step 5: Solve for x
    x = 43,906,013,100.33/236,490.52
  6. Step 6: Final answer
    x = 185,656.55

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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.