Home / 211,054.84-291,253.46-114,256.53

Finding the Fourth Proportional to 211,054.84, 291,253.46 and 114,256.53

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Solution

The fourth proportional to 211,054.84, 291,253.46 and 114,256.53 is: 157,672.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,054.84 : 291,253.46 = 114,256.53 : x
  2. Step 2: Convert to fraction form
    211,054.84/291,253.46 = 114,256.53/x
  3. Step 3: Cross multiply
    211,054.84x = 291,253.46 × 114,256.53
  4. Step 4: Simplify right side
    211,054.84x = 33,277,609,118.81
  5. Step 5: Solve for x
    x = 33,277,609,118.81/211,054.84
  6. Step 6: Final answer
    x = 157,672.81

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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.