Home / 158,861.30-219,173.76-101,534.16

Finding the Fourth Proportional to 158,861.30, 219,173.76 and 101,534.16

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Solution

The fourth proportional to 158,861.30, 219,173.76 and 101,534.16 is: 140,082.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,861.30 : 219,173.76 = 101,534.16 : x
  2. Step 2: Convert to fraction form
    158,861.30/219,173.76 = 101,534.16/x
  3. Step 3: Cross multiply
    158,861.30x = 219,173.76 × 101,534.16
  4. Step 4: Simplify right side
    158,861.30x = 22,253,623,615.64
  5. Step 5: Solve for x
    x = 22,253,623,615.64/158,861.30
  6. Step 6: Final answer
    x = 140,082.09

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1.5x scale

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.