Home / 47,305.77-65,293.34-28,439.25

Finding the Fourth Proportional to 47,305.77, 65,293.34 and 28,439.25

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Solution

The fourth proportional to 47,305.77, 65,293.34 and 28,439.25 is: 39,253.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,305.77 : 65,293.34 = 28,439.25 : x
  2. Step 2: Convert to fraction form
    47,305.77/65,293.34 = 28,439.25/x
  3. Step 3: Cross multiply
    47,305.77x = 65,293.34 × 28,439.25
  4. Step 4: Simplify right side
    47,305.77x = 1,856,893,477.40
  5. Step 5: Solve for x
    x = 1,856,893,477.40/47,305.77
  6. Step 6: Final answer
    x = 39,253.00

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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.