Home / 243,994.41-336,672.12-153,286.17

Finding the Fourth Proportional to 243,994.41, 336,672.12 and 153,286.17

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Solution

The fourth proportional to 243,994.41, 336,672.12 and 153,286.17 is: 211,509.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,994.41 : 336,672.12 = 153,286.17 : x
  2. Step 2: Convert to fraction form
    243,994.41/336,672.12 = 153,286.17/x
  3. Step 3: Cross multiply
    243,994.41x = 336,672.12 × 153,286.17
  4. Step 4: Simplify right side
    243,994.41x = 51,607,179,820.58
  5. Step 5: Solve for x
    x = 51,607,179,820.58/243,994.41
  6. Step 6: Final answer
    x = 211,509.68

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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.