Home / 184,728.54-254,807.19-128,119.26

Finding the Fourth Proportional to 184,728.54, 254,807.19 and 128,119.26

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Solution

The fourth proportional to 184,728.54, 254,807.19 and 128,119.26 is: 176,722.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,728.54 : 254,807.19 = 128,119.26 : x
  2. Step 2: Convert to fraction form
    184,728.54/254,807.19 = 128,119.26/x
  3. Step 3: Cross multiply
    184,728.54x = 254,807.19 × 128,119.26
  4. Step 4: Simplify right side
    184,728.54x = 32,645,708,625.48
  5. Step 5: Solve for x
    x = 32,645,708,625.48/184,728.54
  6. Step 6: Final answer
    x = 176,722.60

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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.