Home / 74,627.42-111,868.52-47,898.02

Finding the Fourth Proportional to 74,627.42, 111,868.52 and 47,898.02

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Solution

The fourth proportional to 74,627.42, 111,868.52 and 47,898.02 is: 71,800.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,627.42 : 111,868.52 = 47,898.02 : x
  2. Step 2: Convert to fraction form
    74,627.42/111,868.52 = 47,898.02/x
  3. Step 3: Cross multiply
    74,627.42x = 111,868.52 × 47,898.02
  4. Step 4: Simplify right side
    74,627.42x = 5,358,279,809.50
  5. Step 5: Solve for x
    x = 5,358,279,809.50/74,627.42
  6. Step 6: Final answer
    x = 71,800.42

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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.