Home / 372,056.16-558,071.72-161,694.12

Finding the Fourth Proportional to 372,056.16, 558,071.72 and 161,694.12

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Solution

The fourth proportional to 372,056.16, 558,071.72 and 161,694.12 is: 242,535.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,056.16 : 558,071.72 = 161,694.12 : x
  2. Step 2: Convert to fraction form
    372,056.16/558,071.72 = 161,694.12/x
  3. Step 3: Cross multiply
    372,056.16x = 558,071.72 × 161,694.12
  4. Step 4: Simplify right side
    372,056.16x = 90,236,915,662.29
  5. Step 5: Solve for x
    x = 90,236,915,662.29/372,056.16
  6. Step 6: Final answer
    x = 242,535.74

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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.