Home / 47,734.02-65,868.21-28,608.75

Finding the Fourth Proportional to 47,734.02, 65,868.21 and 28,608.75

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Solution

The fourth proportional to 47,734.02, 65,868.21 and 28,608.75 is: 39,477.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,734.02 : 65,868.21 = 28,608.75 : x
  2. Step 2: Convert to fraction form
    47,734.02/65,868.21 = 28,608.75/x
  3. Step 3: Cross multiply
    47,734.02x = 65,868.21 × 28,608.75
  4. Step 4: Simplify right side
    47,734.02x = 1,884,407,152.84
  5. Step 5: Solve for x
    x = 1,884,407,152.84/47,734.02
  6. Step 6: Final answer
    x = 39,477.24

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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.