Home / 236,267.56-326,037.40-134,279.55

Finding the Fourth Proportional to 236,267.56, 326,037.40 and 134,279.55

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Solution

The fourth proportional to 236,267.56, 326,037.40 and 134,279.55 is: 185,299.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,267.56 : 326,037.40 = 134,279.55 : x
  2. Step 2: Convert to fraction form
    236,267.56/326,037.40 = 134,279.55/x
  3. Step 3: Cross multiply
    236,267.56x = 326,037.40 × 134,279.55
  4. Step 4: Simplify right side
    236,267.56x = 43,780,155,019.47
  5. Step 5: Solve for x
    x = 43,780,155,019.47/236,267.56
  6. Step 6: Final answer
    x = 185,299.05

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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.