Home / 286,235.32-395,005.62-158,911.24

Finding the Fourth Proportional to 286,235.32, 395,005.62 and 158,911.24

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Solution

The fourth proportional to 286,235.32, 395,005.62 and 158,911.24 is: 219,298.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,235.32 : 395,005.62 = 158,911.24 : x
  2. Step 2: Convert to fraction form
    286,235.32/395,005.62 = 158,911.24/x
  3. Step 3: Cross multiply
    286,235.32x = 395,005.62 × 158,911.24
  4. Step 4: Simplify right side
    286,235.32x = 62,770,832,881.17
  5. Step 5: Solve for x
    x = 62,770,832,881.17/286,235.32
  6. Step 6: Final answer
    x = 219,298.00

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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.