Home / 65,523.60-98,285.40-28,077.30

Finding the Fourth Proportional to 65,523.60, 98,285.40 and 28,077.30

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Solution

The fourth proportional to 65,523.60, 98,285.40 and 28,077.30 is: 42,115.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,523.60 : 98,285.40 = 28,077.30 : x
  2. Step 2: Convert to fraction form
    65,523.60/98,285.40 = 28,077.30/x
  3. Step 3: Cross multiply
    65,523.60x = 98,285.40 × 28,077.30
  4. Step 4: Simplify right side
    65,523.60x = 2,759,588,661.42
  5. Step 5: Solve for x
    x = 2,759,588,661.42/65,523.60
  6. Step 6: Final answer
    x = 42,115.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.