Home / 114,337.40-171,966.90-102,356.60

Finding the Fourth Proportional to 114,337.40, 171,966.90 and 102,356.60

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Solution

The fourth proportional to 114,337.40, 171,966.90 and 102,356.60 is: 153,947.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,337.40 : 171,966.90 = 102,356.60 : x
  2. Step 2: Convert to fraction form
    114,337.40/171,966.90 = 102,356.60/x
  3. Step 3: Cross multiply
    114,337.40x = 171,966.90 × 102,356.60
  4. Step 4: Simplify right side
    114,337.40x = 17,601,947,196.54
  5. Step 5: Solve for x
    x = 17,601,947,196.54/114,337.40
  6. Step 6: Final answer
    x = 153,947.42

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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.