Home / 65,827.89-98,797.13-28,416.23

Finding the Fourth Proportional to 65,827.89, 98,797.13 and 28,416.23

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Solution

The fourth proportional to 65,827.89, 98,797.13 and 28,416.23 is: 42,648.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,827.89 : 98,797.13 = 28,416.23 : x
  2. Step 2: Convert to fraction form
    65,827.89/98,797.13 = 28,416.23/x
  3. Step 3: Cross multiply
    65,827.89x = 98,797.13 × 28,416.23
  4. Step 4: Simplify right side
    65,827.89x = 2,807,441,333.35
  5. Step 5: Solve for x
    x = 2,807,441,333.35/65,827.89
  6. Step 6: Final answer
    x = 42,648.20

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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.