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Finding the Fourth Proportional to 64,459.99, 96,591.08 and 26,999.57

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Solution

The fourth proportional to 64,459.99, 96,591.08 and 26,999.57 is: 40,457.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,459.99 : 96,591.08 = 26,999.57 : x
  2. Step 2: Convert to fraction form
    64,459.99/96,591.08 = 26,999.57/x
  3. Step 3: Cross multiply
    64,459.99x = 96,591.08 × 26,999.57
  4. Step 4: Simplify right side
    64,459.99x = 2,607,917,625.84
  5. Step 5: Solve for x
    x = 2,607,917,625.84/64,459.99
  6. Step 6: Final answer
    x = 40,457.93

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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.