Home / 151,325.42-208,644.05-94,638.38

Finding the Fourth Proportional to 151,325.42, 208,644.05 and 94,638.38

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Solution

The fourth proportional to 151,325.42, 208,644.05 and 94,638.38 is: 130,485.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,325.42 : 208,644.05 = 94,638.38 : x
  2. Step 2: Convert to fraction form
    151,325.42/208,644.05 = 94,638.38/x
  3. Step 3: Cross multiply
    151,325.42x = 208,644.05 × 94,638.38
  4. Step 4: Simplify right side
    151,325.42x = 19,745,734,082.01
  5. Step 5: Solve for x
    x = 19,745,734,082.01/151,325.42
  6. Step 6: Final answer
    x = 130,485.25

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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.