Home / 40,701.74-61,058.34-12,624.07

Finding the Fourth Proportional to 40,701.74, 61,058.34 and 12,624.07

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Solution

The fourth proportional to 40,701.74, 61,058.34 and 12,624.07 is: 18,937.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,701.74 : 61,058.34 = 12,624.07 : x
  2. Step 2: Convert to fraction form
    40,701.74/61,058.34 = 12,624.07/x
  3. Step 3: Cross multiply
    40,701.74x = 61,058.34 × 12,624.07
  4. Step 4: Simplify right side
    40,701.74x = 770,804,988.54
  5. Step 5: Solve for x
    x = 770,804,988.54/40,701.74
  6. Step 6: Final answer
    x = 18,937.89

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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.