Home / 56,977.56-85,440.35-23,677.79

Finding the Fourth Proportional to 56,977.56, 85,440.35 and 23,677.79

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Solution

The fourth proportional to 56,977.56, 85,440.35 and 23,677.79 is: 35,505.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,977.56 : 85,440.35 = 23,677.79 : x
  2. Step 2: Convert to fraction form
    56,977.56/85,440.35 = 23,677.79/x
  3. Step 3: Cross multiply
    56,977.56x = 85,440.35 × 23,677.79
  4. Step 4: Simplify right side
    56,977.56x = 2,023,038,296.82
  5. Step 5: Solve for x
    x = 2,023,038,296.82/56,977.56
  6. Step 6: Final answer
    x = 35,505.88

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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.