Home / 56,945.21-85,415.69-17,501.30

Finding the Fourth Proportional to 56,945.21, 85,415.69 and 17,501.30

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Solution

The fourth proportional to 56,945.21, 85,415.69 and 17,501.30 is: 26,251.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,945.21 : 85,415.69 = 17,501.30 : x
  2. Step 2: Convert to fraction form
    56,945.21/85,415.69 = 17,501.30/x
  3. Step 3: Cross multiply
    56,945.21x = 85,415.69 × 17,501.30
  4. Step 4: Simplify right side
    56,945.21x = 1,494,885,100.81
  5. Step 5: Solve for x
    x = 1,494,885,100.81/56,945.21
  6. Step 6: Final answer
    x = 26,251.29

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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.