Home / 223,434.32-308,340.68-121,460.58

Finding the Fourth Proportional to 223,434.32, 308,340.68 and 121,460.58

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Solution

The fourth proportional to 223,434.32, 308,340.68 and 121,460.58 is: 167,616.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,434.32 : 308,340.68 = 121,460.58 : x
  2. Step 2: Convert to fraction form
    223,434.32/308,340.68 = 121,460.58/x
  3. Step 3: Cross multiply
    223,434.32x = 308,340.68 × 121,460.58
  4. Step 4: Simplify right side
    223,434.32x = 37,451,237,223.09
  5. Step 5: Solve for x
    x = 37,451,237,223.09/223,434.32
  6. Step 6: Final answer
    x = 167,616.32

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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.