Home / 61,618.16-85,032.96-34,760.58

Finding the Fourth Proportional to 61,618.16, 85,032.96 and 34,760.58

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Solution

The fourth proportional to 61,618.16, 85,032.96 and 34,760.58 is: 47,969.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,618.16 : 85,032.96 = 34,760.58 : x
  2. Step 2: Convert to fraction form
    61,618.16/85,032.96 = 34,760.58/x
  3. Step 3: Cross multiply
    61,618.16x = 85,032.96 × 34,760.58
  4. Step 4: Simplify right side
    61,618.16x = 2,955,795,008.72
  5. Step 5: Solve for x
    x = 2,955,795,008.72/61,618.16
  6. Step 6: Final answer
    x = 47,969.54

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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.