Home / 47,276.86-65,253.19-29,385.38

Finding the Fourth Proportional to 47,276.86, 65,253.19 and 29,385.38

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Solution

The fourth proportional to 47,276.86, 65,253.19 and 29,385.38 is: 40,558.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,276.86 : 65,253.19 = 29,385.38 : x
  2. Step 2: Convert to fraction form
    47,276.86/65,253.19 = 29,385.38/x
  3. Step 3: Cross multiply
    47,276.86x = 65,253.19 × 29,385.38
  4. Step 4: Simplify right side
    47,276.86x = 1,917,489,784.36
  5. Step 5: Solve for x
    x = 1,917,489,784.36/47,276.86
  6. Step 6: Final answer
    x = 40,558.74

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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.