Home / 76,038.75-114,058.33-20,634.75

Finding the Fourth Proportional to 76,038.75, 114,058.33 and 20,634.75

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Solution

The fourth proportional to 76,038.75, 114,058.33 and 20,634.75 is: 30,952.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,038.75 : 114,058.33 = 20,634.75 : x
  2. Step 2: Convert to fraction form
    76,038.75/114,058.33 = 20,634.75/x
  3. Step 3: Cross multiply
    76,038.75x = 114,058.33 × 20,634.75
  4. Step 4: Simplify right side
    76,038.75x = 2,353,565,073.38
  5. Step 5: Solve for x
    x = 2,353,565,073.38/76,038.75
  6. Step 6: Final answer
    x = 30,952.18

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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.