Home / 47,512.88-65,567.17-28,650.00

Finding the Fourth Proportional to 47,512.88, 65,567.17 and 28,650.00

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Solution

The fourth proportional to 47,512.88, 65,567.17 and 28,650.00 is: 39,536.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,512.88 : 65,567.17 = 28,650.00 : x
  2. Step 2: Convert to fraction form
    47,512.88/65,567.17 = 28,650.00/x
  3. Step 3: Cross multiply
    47,512.88x = 65,567.17 × 28,650.00
  4. Step 4: Simplify right side
    47,512.88x = 1,878,499,702.19
  5. Step 5: Solve for x
    x = 1,878,499,702.19/47,512.88
  6. Step 6: Final answer
    x = 39,536.64

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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.