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Finding the Fourth Proportional to 64,995.96, 97,493.49 and 18,248.88

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Solution

The fourth proportional to 64,995.96, 97,493.49 and 18,248.88 is: 27,373.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,995.96 : 97,493.49 = 18,248.88 : x
  2. Step 2: Convert to fraction form
    64,995.96/97,493.49 = 18,248.88/x
  3. Step 3: Cross multiply
    64,995.96x = 97,493.49 × 18,248.88
  4. Step 4: Simplify right side
    64,995.96x = 1,779,146,999.79
  5. Step 5: Solve for x
    x = 1,779,146,999.79/64,995.96
  6. Step 6: Final answer
    x = 27,373.19

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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.