Home / 85,253.69-117,647.39-47,014.85

Finding the Fourth Proportional to 85,253.69, 117,647.39 and 47,014.85

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Solution

The fourth proportional to 85,253.69, 117,647.39 and 47,014.85 is: 64,879.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,253.69 : 117,647.39 = 47,014.85 : x
  2. Step 2: Convert to fraction form
    85,253.69/117,647.39 = 47,014.85/x
  3. Step 3: Cross multiply
    85,253.69x = 117,647.39 × 47,014.85
  4. Step 4: Simplify right side
    85,253.69x = 5,531,174,393.74
  5. Step 5: Solve for x
    x = 5,531,174,393.74/85,253.69
  6. Step 6: Final answer
    x = 64,879.00

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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.