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Finding the Fourth Proportional to 64,010.88, 95,990.64 and 26,545.50

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Solution

The fourth proportional to 64,010.88, 95,990.64 and 26,545.50 is: 39,807.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,010.88 : 95,990.64 = 26,545.50 : x
  2. Step 2: Convert to fraction form
    64,010.88/95,990.64 = 26,545.50/x
  3. Step 3: Cross multiply
    64,010.88x = 95,990.64 × 26,545.50
  4. Step 4: Simplify right side
    64,010.88x = 2,548,119,054.17
  5. Step 5: Solve for x
    x = 2,548,119,054.17/64,010.88
  6. Step 6: Final answer
    x = 39,807.60

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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.