Home / 62,443.75-93,665.64-18,667.75

Finding the Fourth Proportional to 62,443.75, 93,665.64 and 18,667.75

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Solution

The fourth proportional to 62,443.75, 93,665.64 and 18,667.75 is: 28,001.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,443.75 : 93,665.64 = 18,667.75 : x
  2. Step 2: Convert to fraction form
    62,443.75/93,665.64 = 18,667.75/x
  3. Step 3: Cross multiply
    62,443.75x = 93,665.64 × 18,667.75
  4. Step 4: Simplify right side
    62,443.75x = 1,748,526,751.11
  5. Step 5: Solve for x
    x = 1,748,526,751.11/62,443.75
  6. Step 6: Final answer
    x = 28,001.63

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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.