Home / 64,910.10-97,365.15-36,801.30

Finding the Fourth Proportional to 64,910.10, 97,365.15 and 36,801.30

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Solution

The fourth proportional to 64,910.10, 97,365.15 and 36,801.30 is: 55,201.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,910.10 : 97,365.15 = 36,801.30 : x
  2. Step 2: Convert to fraction form
    64,910.10/97,365.15 = 36,801.30/x
  3. Step 3: Cross multiply
    64,910.10x = 97,365.15 × 36,801.30
  4. Step 4: Simplify right side
    64,910.10x = 3,583,164,094.70
  5. Step 5: Solve for x
    x = 3,583,164,094.70/64,910.10
  6. Step 6: Final answer
    x = 55,201.95

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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.