Home / 236,680.80-326,434.32-151,805.60

Finding the Fourth Proportional to 236,680.80, 326,434.32 and 151,805.60

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Solution

The fourth proportional to 236,680.80, 326,434.32 and 151,805.60 is: 209,372.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,680.80 : 326,434.32 = 151,805.60 : x
  2. Step 2: Convert to fraction form
    236,680.80/326,434.32 = 151,805.60/x
  3. Step 3: Cross multiply
    236,680.80x = 326,434.32 × 151,805.60
  4. Step 4: Simplify right side
    236,680.80x = 49,554,557,808.19
  5. Step 5: Solve for x
    x = 49,554,557,808.19/236,680.80
  6. Step 6: Final answer
    x = 209,372.95

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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.