Home / 51,980.01-77,958.09-14,542.74

Finding the Fourth Proportional to 51,980.01, 77,958.09 and 14,542.74

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Solution

The fourth proportional to 51,980.01, 77,958.09 and 14,542.74 is: 21,810.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,980.01 : 77,958.09 = 14,542.74 : x
  2. Step 2: Convert to fraction form
    51,980.01/77,958.09 = 14,542.74/x
  3. Step 3: Cross multiply
    51,980.01x = 77,958.09 × 14,542.74
  4. Step 4: Simplify right side
    51,980.01x = 1,133,724,233.77
  5. Step 5: Solve for x
    x = 1,133,724,233.77/51,980.01
  6. Step 6: Final answer
    x = 21,810.77

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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.