Home / 74,212.84-111,330.78-24,961

Finding the Fourth Proportional to 74,212.84, 111,330.78 and 24,961

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Solution

The fourth proportional to 74,212.84, 111,330.78 and 24,961 is: 37,445.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,212.84 : 111,330.78 = 24,961 : x
  2. Step 2: Convert to fraction form
    74,212.84/111,330.78 = 24,961/x
  3. Step 3: Cross multiply
    74,212.84x = 111,330.78 × 24,961
  4. Step 4: Simplify right side
    74,212.84x = 2,778,927,599.58
  5. Step 5: Solve for x
    x = 2,778,927,599.58/74,212.84
  6. Step 6: Final answer
    x = 37,445.37

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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.