Home / 236,596.08-326,504.28-129,168.24

Finding the Fourth Proportional to 236,596.08, 326,504.28 and 129,168.24

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Solution

The fourth proportional to 236,596.08, 326,504.28 and 129,168.24 is: 178,253.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,596.08 : 326,504.28 = 129,168.24 : x
  2. Step 2: Convert to fraction form
    236,596.08/326,504.28 = 129,168.24/x
  3. Step 3: Cross multiply
    236,596.08x = 326,504.28 × 129,168.24
  4. Step 4: Simplify right side
    236,596.08x = 42,173,983,200.07
  5. Step 5: Solve for x
    x = 42,173,983,200.07/236,596.08
  6. Step 6: Final answer
    x = 178,253.09

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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.