Home / 97,827.50-146,762.30-30,358.20

Finding the Fourth Proportional to 97,827.50, 146,762.30 and 30,358.20

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Solution

The fourth proportional to 97,827.50, 146,762.30 and 30,358.20 is: 45,543.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,827.50 : 146,762.30 = 30,358.20 : x
  2. Step 2: Convert to fraction form
    97,827.50/146,762.30 = 30,358.20/x
  3. Step 3: Cross multiply
    97,827.50x = 146,762.30 × 30,358.20
  4. Step 4: Simplify right side
    97,827.50x = 4,455,439,255.86
  5. Step 5: Solve for x
    x = 4,455,439,255.86/97,827.50
  6. Step 6: Final answer
    x = 45,543.83

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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.