Home / 121,931.74-182,852.17-41,947.34

Finding the Fourth Proportional to 121,931.74, 182,852.17 and 41,947.34

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Solution

The fourth proportional to 121,931.74, 182,852.17 and 41,947.34 is: 62,905.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,931.74 : 182,852.17 = 41,947.34 : x
  2. Step 2: Convert to fraction form
    121,931.74/182,852.17 = 41,947.34/x
  3. Step 3: Cross multiply
    121,931.74x = 182,852.17 × 41,947.34
  4. Step 4: Simplify right side
    121,931.74x = 7,670,162,579.93
  5. Step 5: Solve for x
    x = 7,670,162,579.93/121,931.74
  6. Step 6: Final answer
    x = 62,905.38

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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.