Home / 291,974.19-402,848.12-171,050.47

Finding the Fourth Proportional to 291,974.19, 402,848.12 and 171,050.47

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Solution

The fourth proportional to 291,974.19, 402,848.12 and 171,050.47 is: 236,004.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,974.19 : 402,848.12 = 171,050.47 : x
  2. Step 2: Convert to fraction form
    291,974.19/402,848.12 = 171,050.47/x
  3. Step 3: Cross multiply
    291,974.19x = 402,848.12 × 171,050.47
  4. Step 4: Simplify right side
    291,974.19x = 68,907,357,395.12
  5. Step 5: Solve for x
    x = 68,907,357,395.12/291,974.19
  6. Step 6: Final answer
    x = 236,004.97

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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.