Home / 64,018.03-96,042.62-21,323.35

Finding the Fourth Proportional to 64,018.03, 96,042.62 and 21,323.35

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Solution

The fourth proportional to 64,018.03, 96,042.62 and 21,323.35 is: 31,990.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,018.03 : 96,042.62 = 21,323.35 : x
  2. Step 2: Convert to fraction form
    64,018.03/96,042.62 = 21,323.35/x
  3. Step 3: Cross multiply
    64,018.03x = 96,042.62 × 21,323.35
  4. Step 4: Simplify right side
    64,018.03x = 2,047,950,401.18
  5. Step 5: Solve for x
    x = 2,047,950,401.18/64,018.03
  6. Step 6: Final answer
    x = 31,990.21

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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.