Home / 97,623.60-146,435.40-47,727.60

Finding the Fourth Proportional to 97,623.60, 146,435.40 and 47,727.60

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Solution

The fourth proportional to 97,623.60, 146,435.40 and 47,727.60 is: 71,591.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,623.60 : 146,435.40 = 47,727.60 : x
  2. Step 2: Convert to fraction form
    97,623.60/146,435.40 = 47,727.60/x
  3. Step 3: Cross multiply
    97,623.60x = 146,435.40 × 47,727.60
  4. Step 4: Simplify right side
    97,623.60x = 6,989,010,197.04
  5. Step 5: Solve for x
    x = 6,989,010,197.04/97,623.60
  6. Step 6: Final answer
    x = 71,591.40

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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.