Home / 59,135.56-81,620.70-38,996.08

Finding the Fourth Proportional to 59,135.56, 81,620.70 and 38,996.08

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Solution

The fourth proportional to 59,135.56, 81,620.70 and 38,996.08 is: 53,823.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,135.56 : 81,620.70 = 38,996.08 : x
  2. Step 2: Convert to fraction form
    59,135.56/81,620.70 = 38,996.08/x
  3. Step 3: Cross multiply
    59,135.56x = 81,620.70 × 38,996.08
  4. Step 4: Simplify right side
    59,135.56x = 3,182,887,346.86
  5. Step 5: Solve for x
    x = 3,182,887,346.86/59,135.56
  6. Step 6: Final answer
    x = 53,823.58

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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.