Home / 92,861.20-139,239.50-29,666.48

Finding the Fourth Proportional to 92,861.20, 139,239.50 and 29,666.48

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Solution

The fourth proportional to 92,861.20, 139,239.50 and 29,666.48 is: 44,483.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,861.20 : 139,239.50 = 29,666.48 : x
  2. Step 2: Convert to fraction form
    92,861.20/139,239.50 = 29,666.48/x
  3. Step 3: Cross multiply
    92,861.20x = 139,239.50 × 29,666.48
  4. Step 4: Simplify right side
    92,861.20x = 4,130,745,841.96
  5. Step 5: Solve for x
    x = 4,130,745,841.96/92,861.20
  6. Step 6: Final answer
    x = 44,483.01

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1.5x scale

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.