Home / 61,201.23-84,459.37-34,345.38

Finding the Fourth Proportional to 61,201.23, 84,459.37 and 34,345.38

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Solution

The fourth proportional to 61,201.23, 84,459.37 and 34,345.38 is: 47,397.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,201.23 : 84,459.37 = 34,345.38 : x
  2. Step 2: Convert to fraction form
    61,201.23/84,459.37 = 34,345.38/x
  3. Step 3: Cross multiply
    61,201.23x = 84,459.37 × 34,345.38
  4. Step 4: Simplify right side
    61,201.23x = 2,900,789,157.21
  5. Step 5: Solve for x
    x = 2,900,789,157.21/61,201.23
  6. Step 6: Final answer
    x = 47,397.56

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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.