Home / 161,548.31-242,322.39-43,216.58

Finding the Fourth Proportional to 161,548.31, 242,322.39 and 43,216.58

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Solution

The fourth proportional to 161,548.31, 242,322.39 and 43,216.58 is: 64,824.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,548.31 : 242,322.39 = 43,216.58 : x
  2. Step 2: Convert to fraction form
    161,548.31/242,322.39 = 43,216.58/x
  3. Step 3: Cross multiply
    161,548.31x = 242,322.39 × 43,216.58
  4. Step 4: Simplify right side
    161,548.31x = 10,472,343,741.61
  5. Step 5: Solve for x
    x = 10,472,343,741.61/161,548.31
  6. Step 6: Final answer
    x = 64,824.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.