Home / 53,219.10-79,865.10-29,526.60

Finding the Fourth Proportional to 53,219.10, 79,865.10 and 29,526.60

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Solution

The fourth proportional to 53,219.10, 79,865.10 and 29,526.60 is: 44,310.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,219.10 : 79,865.10 = 29,526.60 : x
  2. Step 2: Convert to fraction form
    53,219.10/79,865.10 = 29,526.60/x
  3. Step 3: Cross multiply
    53,219.10x = 79,865.10 × 29,526.60
  4. Step 4: Simplify right side
    53,219.10x = 2,358,144,861.66
  5. Step 5: Solve for x
    x = 2,358,144,861.66/53,219.10
  6. Step 6: Final answer
    x = 44,310.12

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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.