Home / 73,110.07-100,880.52-41,278.30

Finding the Fourth Proportional to 73,110.07, 100,880.52 and 41,278.30

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Solution

The fourth proportional to 73,110.07, 100,880.52 and 41,278.30 is: 56,957.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,110.07 : 100,880.52 = 41,278.30 : x
  2. Step 2: Convert to fraction form
    73,110.07/100,880.52 = 41,278.30/x
  3. Step 3: Cross multiply
    73,110.07x = 100,880.52 × 41,278.30
  4. Step 4: Simplify right side
    73,110.07x = 4,164,176,368.72
  5. Step 5: Solve for x
    x = 4,164,176,368.72/73,110.07
  6. Step 6: Final answer
    x = 56,957.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.