Home / 56,655.48-85,000.50-40,896.12

Finding the Fourth Proportional to 56,655.48, 85,000.50 and 40,896.12

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Solution

The fourth proportional to 56,655.48, 85,000.50 and 40,896.12 is: 61,356.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,655.48 : 85,000.50 = 40,896.12 : x
  2. Step 2: Convert to fraction form
    56,655.48/85,000.50 = 40,896.12/x
  3. Step 3: Cross multiply
    56,655.48x = 85,000.50 × 40,896.12
  4. Step 4: Simplify right side
    56,655.48x = 3,476,190,648.06
  5. Step 5: Solve for x
    x = 3,476,190,648.06/56,655.48
  6. Step 6: Final answer
    x = 61,356.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.