Home / 236,807.44-326,794.52-129,379.24

Finding the Fourth Proportional to 236,807.44, 326,794.52 and 129,379.24

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Solution

The fourth proportional to 236,807.44, 326,794.52 and 129,379.24 is: 178,543.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,807.44 : 326,794.52 = 129,379.24 : x
  2. Step 2: Convert to fraction form
    236,807.44/326,794.52 = 129,379.24/x
  3. Step 3: Cross multiply
    236,807.44x = 326,794.52 × 129,379.24
  4. Step 4: Simplify right side
    236,807.44x = 42,280,426,633.76
  5. Step 5: Solve for x
    x = 42,280,426,633.76/236,807.44
  6. Step 6: Final answer
    x = 178,543.49

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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.