Home / 51,252.45-70,699.95-30,027.62

Finding the Fourth Proportional to 51,252.45, 70,699.95 and 30,027.62

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Solution

The fourth proportional to 51,252.45, 70,699.95 and 30,027.62 is: 41,421.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,252.45 : 70,699.95 = 30,027.62 : x
  2. Step 2: Convert to fraction form
    51,252.45/70,699.95 = 30,027.62/x
  3. Step 3: Cross multiply
    51,252.45x = 70,699.95 × 30,027.62
  4. Step 4: Simplify right side
    51,252.45x = 2,122,950,879.12
  5. Step 5: Solve for x
    x = 2,122,950,879.12/51,252.45
  6. Step 6: Final answer
    x = 41,421.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.