Home / 184,729.54-254,808.57-128,120.26

Finding the Fourth Proportional to 184,729.54, 254,808.57 and 128,120.26

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Solution

The fourth proportional to 184,729.54, 254,808.57 and 128,120.26 is: 176,723.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,729.54 : 254,808.57 = 128,120.26 : x
  2. Step 2: Convert to fraction form
    184,729.54/254,808.57 = 128,120.26/x
  3. Step 3: Cross multiply
    184,729.54x = 254,808.57 × 128,120.26
  4. Step 4: Simplify right side
    184,729.54x = 32,646,140,238.63
  5. Step 5: Solve for x
    x = 32,646,140,238.63/184,729.54
  6. Step 6: Final answer
    x = 176,723.98

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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.