Home / 213,098.32-293,909.52-136,624.72

Finding the Fourth Proportional to 213,098.32, 293,909.52 and 136,624.72

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Solution

The fourth proportional to 213,098.32, 293,909.52 and 136,624.72 is: 188,435.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,098.32 : 293,909.52 = 136,624.72 : x
  2. Step 2: Convert to fraction form
    213,098.32/293,909.52 = 136,624.72/x
  3. Step 3: Cross multiply
    213,098.32x = 293,909.52 × 136,624.72
  4. Step 4: Simplify right side
    213,098.32x = 40,155,305,875.33
  5. Step 5: Solve for x
    x = 40,155,305,875.33/213,098.32
  6. Step 6: Final answer
    x = 188,435.58

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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.