Home / 58,073.12-80,139.36-32,922.56

Finding the Fourth Proportional to 58,073.12, 80,139.36 and 32,922.56

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Solution

The fourth proportional to 58,073.12, 80,139.36 and 32,922.56 is: 45,432.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,073.12 : 80,139.36 = 32,922.56 : x
  2. Step 2: Convert to fraction form
    58,073.12/80,139.36 = 32,922.56/x
  3. Step 3: Cross multiply
    58,073.12x = 80,139.36 × 32,922.56
  4. Step 4: Simplify right side
    58,073.12x = 2,638,392,887.96
  5. Step 5: Solve for x
    x = 2,638,392,887.96/58,073.12
  6. Step 6: Final answer
    x = 45,432.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.