Home / 61,743.32-85,197.62-39,042.26

Finding the Fourth Proportional to 61,743.32, 85,197.62 and 39,042.26

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Solution

The fourth proportional to 61,743.32, 85,197.62 and 39,042.26 is: 53,873.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,743.32 : 85,197.62 = 39,042.26 : x
  2. Step 2: Convert to fraction form
    61,743.32/85,197.62 = 39,042.26/x
  3. Step 3: Cross multiply
    61,743.32x = 85,197.62 × 39,042.26
  4. Step 4: Simplify right side
    61,743.32x = 3,326,307,631.42
  5. Step 5: Solve for x
    x = 3,326,307,631.42/61,743.32
  6. Step 6: Final answer
    x = 53,873.16

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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.