Home / 47,409.23-65,437.77-29,493.55

Finding the Fourth Proportional to 47,409.23, 65,437.77 and 29,493.55

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Solution

The fourth proportional to 47,409.23, 65,437.77 and 29,493.55 is: 40,709.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,409.23 : 65,437.77 = 29,493.55 : x
  2. Step 2: Convert to fraction form
    47,409.23/65,437.77 = 29,493.55/x
  3. Step 3: Cross multiply
    47,409.23x = 65,437.77 × 29,493.55
  4. Step 4: Simplify right side
    47,409.23x = 1,929,992,333.78
  5. Step 5: Solve for x
    x = 1,929,992,333.78/47,409.23
  6. Step 6: Final answer
    x = 40,709.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.