Home / 121,501.54-182,251.19-38,395.54

Finding the Fourth Proportional to 121,501.54, 182,251.19 and 38,395.54

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Solution

The fourth proportional to 121,501.54, 182,251.19 and 38,395.54 is: 57,592.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,501.54 : 182,251.19 = 38,395.54 : x
  2. Step 2: Convert to fraction form
    121,501.54/182,251.19 = 38,395.54/x
  3. Step 3: Cross multiply
    121,501.54x = 182,251.19 × 38,395.54
  4. Step 4: Simplify right side
    121,501.54x = 6,997,632,855.69
  5. Step 5: Solve for x
    x = 6,997,632,855.69/121,501.54
  6. Step 6: Final answer
    x = 57,592.96

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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.