Home / 51,603.12-77,403.06-14,667.12

Finding the Fourth Proportional to 51,603.12, 77,403.06 and 14,667.12

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Solution

The fourth proportional to 51,603.12, 77,403.06 and 14,667.12 is: 22,000.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,603.12 : 77,403.06 = 14,667.12 : x
  2. Step 2: Convert to fraction form
    51,603.12/77,403.06 = 14,667.12/x
  3. Step 3: Cross multiply
    51,603.12x = 77,403.06 × 14,667.12
  4. Step 4: Simplify right side
    51,603.12x = 1,135,279,969.39
  5. Step 5: Solve for x
    x = 1,135,279,969.39/51,603.12
  6. Step 6: Final answer
    x = 22,000.22

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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.