Home / 57,262.38-85,874.75-19,301.46

Finding the Fourth Proportional to 57,262.38, 85,874.75 and 19,301.46

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Solution

The fourth proportional to 57,262.38, 85,874.75 and 19,301.46 is: 28,945.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,262.38 : 85,874.75 = 19,301.46 : x
  2. Step 2: Convert to fraction form
    57,262.38/85,874.75 = 19,301.46/x
  3. Step 3: Cross multiply
    57,262.38x = 85,874.75 × 19,301.46
  4. Step 4: Simplify right side
    57,262.38x = 1,657,507,955.63
  5. Step 5: Solve for x
    x = 1,657,507,955.63/57,262.38
  6. Step 6: Final answer
    x = 28,945.84

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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.