Home / 372,071.16-558,094.14-161,709.12

Finding the Fourth Proportional to 372,071.16, 558,094.14 and 161,709.12

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Solution

The fourth proportional to 372,071.16, 558,094.14 and 161,709.12 is: 242,558.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,071.16 : 558,094.14 = 161,709.12 : x
  2. Step 2: Convert to fraction form
    372,071.16/558,094.14 = 161,709.12/x
  3. Step 3: Cross multiply
    372,071.16x = 558,094.14 × 161,709.12
  4. Step 4: Simplify right side
    372,071.16x = 90,248,912,256.56
  5. Step 5: Solve for x
    x = 90,248,912,256.56/372,071.16
  6. Step 6: Final answer
    x = 242,558.20

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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.