Home / 97,946.40-146,919.60-58,483.20

Finding the Fourth Proportional to 97,946.40, 146,919.60 and 58,483.20

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Solution

The fourth proportional to 97,946.40, 146,919.60 and 58,483.20 is: 87,724.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,946.40 : 146,919.60 = 58,483.20 : x
  2. Step 2: Convert to fraction form
    97,946.40/146,919.60 = 58,483.20/x
  3. Step 3: Cross multiply
    97,946.40x = 146,919.60 × 58,483.20
  4. Step 4: Simplify right side
    97,946.40x = 8,592,328,350.72
  5. Step 5: Solve for x
    x = 8,592,328,350.72/97,946.40
  6. Step 6: Final answer
    x = 87,724.80

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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.