Home / 70,822.21-97,730.94-38,984.89

Finding the Fourth Proportional to 70,822.21, 97,730.94 and 38,984.89

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Solution

The fourth proportional to 70,822.21, 97,730.94 and 38,984.89 is: 53,797.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,822.21 : 97,730.94 = 38,984.89 : x
  2. Step 2: Convert to fraction form
    70,822.21/97,730.94 = 38,984.89/x
  3. Step 3: Cross multiply
    70,822.21x = 97,730.94 × 38,984.89
  4. Step 4: Simplify right side
    70,822.21x = 3,810,029,945.50
  5. Step 5: Solve for x
    x = 3,810,029,945.50/70,822.21
  6. Step 6: Final answer
    x = 53,797.11

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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.