Home / 236,319.47-326,064.78-134,336.87

Finding the Fourth Proportional to 236,319.47, 326,064.78 and 134,336.87

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Solution

The fourth proportional to 236,319.47, 326,064.78 and 134,336.87 is: 185,353.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,319.47 : 326,064.78 = 134,336.87 : x
  2. Step 2: Convert to fraction form
    236,319.47/326,064.78 = 134,336.87/x
  3. Step 3: Cross multiply
    236,319.47x = 326,064.78 × 134,336.87
  4. Step 4: Simplify right side
    236,319.47x = 43,802,522,777.60
  5. Step 5: Solve for x
    x = 43,802,522,777.60/236,319.47
  6. Step 6: Final answer
    x = 185,353.00

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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.