Home / 47,556.02-65,627.75-28,689.50

Finding the Fourth Proportional to 47,556.02, 65,627.75 and 28,689.50

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Solution

The fourth proportional to 47,556.02, 65,627.75 and 28,689.50 is: 39,591.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,556.02 : 65,627.75 = 28,689.50 : x
  2. Step 2: Convert to fraction form
    47,556.02/65,627.75 = 28,689.50/x
  3. Step 3: Cross multiply
    47,556.02x = 65,627.75 × 28,689.50
  4. Step 4: Simplify right side
    47,556.02x = 1,882,827,333.63
  5. Step 5: Solve for x
    x = 1,882,827,333.63/47,556.02
  6. Step 6: Final answer
    x = 39,591.78

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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.