Home / 114,148.14-171,253.80-47,619.60

Finding the Fourth Proportional to 114,148.14, 171,253.80 and 47,619.60

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Solution

The fourth proportional to 114,148.14, 171,253.80 and 47,619.60 is: 71,442.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,148.14 : 171,253.80 = 47,619.60 : x
  2. Step 2: Convert to fraction form
    114,148.14/171,253.80 = 47,619.60/x
  3. Step 3: Cross multiply
    114,148.14x = 171,253.80 × 47,619.60
  4. Step 4: Simplify right side
    114,148.14x = 8,155,037,454.48
  5. Step 5: Solve for x
    x = 8,155,037,454.48/114,148.14
  6. Step 6: Final answer
    x = 71,442.58

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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.