Home / 120,830.54-181,247.63-41,947.27

Finding the Fourth Proportional to 120,830.54, 181,247.63 and 41,947.27

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Solution

The fourth proportional to 120,830.54, 181,247.63 and 41,947.27 is: 62,921.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,830.54 : 181,247.63 = 41,947.27 : x
  2. Step 2: Convert to fraction form
    120,830.54/181,247.63 = 41,947.27/x
  3. Step 3: Cross multiply
    120,830.54x = 181,247.63 × 41,947.27
  4. Step 4: Simplify right side
    120,830.54x = 7,602,842,609.61
  5. Step 5: Solve for x
    x = 7,602,842,609.61/120,830.54
  6. Step 6: Final answer
    x = 62,921.53

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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.