Home / 156,126.65-233,944.67-120,674.73

Finding the Fourth Proportional to 156,126.65, 233,944.67 and 120,674.73

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Solution

The fourth proportional to 156,126.65, 233,944.67 and 120,674.73 is: 180,822.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,126.65 : 233,944.67 = 120,674.73 : x
  2. Step 2: Convert to fraction form
    156,126.65/233,944.67 = 120,674.73/x
  3. Step 3: Cross multiply
    156,126.65x = 233,944.67 × 120,674.73
  4. Step 4: Simplify right side
    156,126.65x = 28,231,209,283.82
  5. Step 5: Solve for x
    x = 28,231,209,283.82/156,126.65
  6. Step 6: Final answer
    x = 180,822.49

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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.