Home / 156,548.54-216,037.06-84,928.55

Finding the Fourth Proportional to 156,548.54, 216,037.06 and 84,928.55

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Solution

The fourth proportional to 156,548.54, 216,037.06 and 84,928.55 is: 117,201.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,548.54 : 216,037.06 = 84,928.55 : x
  2. Step 2: Convert to fraction form
    156,548.54/216,037.06 = 84,928.55/x
  3. Step 3: Cross multiply
    156,548.54x = 216,037.06 × 84,928.55
  4. Step 4: Simplify right side
    156,548.54x = 18,347,714,252.06
  5. Step 5: Solve for x
    x = 18,347,714,252.06/156,548.54
  6. Step 6: Final answer
    x = 117,201.44

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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.