Home / 61,588.23-85,005.37-40,040.48

Finding the Fourth Proportional to 61,588.23, 85,005.37 and 40,040.48

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Solution

The fourth proportional to 61,588.23, 85,005.37 and 40,040.48 is: 55,264.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,588.23 : 85,005.37 = 40,040.48 : x
  2. Step 2: Convert to fraction form
    61,588.23/85,005.37 = 40,040.48/x
  3. Step 3: Cross multiply
    61,588.23x = 85,005.37 × 40,040.48
  4. Step 4: Simplify right side
    61,588.23x = 3,403,655,817.38
  5. Step 5: Solve for x
    x = 3,403,655,817.38/61,588.23
  6. Step 6: Final answer
    x = 55,264.71

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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.