Home / 61,958.20-85,501.25-33,663.68

Finding the Fourth Proportional to 61,958.20, 85,501.25 and 33,663.68

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Solution

The fourth proportional to 61,958.20, 85,501.25 and 33,663.68 is: 46,455.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,958.20 : 85,501.25 = 33,663.68 : x
  2. Step 2: Convert to fraction form
    61,958.20/85,501.25 = 33,663.68/x
  3. Step 3: Cross multiply
    61,958.20x = 85,501.25 × 33,663.68
  4. Step 4: Simplify right side
    61,958.20x = 2,878,286,719.60
  5. Step 5: Solve for x
    x = 2,878,286,719.60/61,958.20
  6. Step 6: Final answer
    x = 46,455.30

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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.