Home / 514,157.76-771,273.36-159,126.12

Finding the Fourth Proportional to 514,157.76, 771,273.36 and 159,126.12

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Solution

The fourth proportional to 514,157.76, 771,273.36 and 159,126.12 is: 238,700.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,157.76 : 771,273.36 = 159,126.12 : x
  2. Step 2: Convert to fraction form
    514,157.76/771,273.36 = 159,126.12/x
  3. Step 3: Cross multiply
    514,157.76x = 771,273.36 × 159,126.12
  4. Step 4: Simplify right side
    514,157.76x = 122,729,737,236.16
  5. Step 5: Solve for x
    x = 122,729,737,236.16/514,157.76
  6. Step 6: Final answer
    x = 238,700.54

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1.5x scale

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.