Home / 64,747.56-97,122.60-17,999.76

Finding the Fourth Proportional to 64,747.56, 97,122.60 and 17,999.76

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Solution

The fourth proportional to 64,747.56, 97,122.60 and 17,999.76 is: 26,999.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,747.56 : 97,122.60 = 17,999.76 : x
  2. Step 2: Convert to fraction form
    64,747.56/97,122.60 = 17,999.76/x
  3. Step 3: Cross multiply
    64,747.56x = 97,122.60 × 17,999.76
  4. Step 4: Simplify right side
    64,747.56x = 1,748,183,490.58
  5. Step 5: Solve for x
    x = 1,748,183,490.58/64,747.56
  6. Step 6: Final answer
    x = 26,999.99

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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.