Home / 53,442.08-80,176.79-43,969.64

Finding the Fourth Proportional to 53,442.08, 80,176.79 and 43,969.64

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Solution

The fourth proportional to 53,442.08, 80,176.79 and 43,969.64 is: 65,965.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,442.08 : 80,176.79 = 43,969.64 : x
  2. Step 2: Convert to fraction form
    53,442.08/80,176.79 = 43,969.64/x
  3. Step 3: Cross multiply
    53,442.08x = 80,176.79 × 43,969.64
  4. Step 4: Simplify right side
    53,442.08x = 3,525,344,054.37
  5. Step 5: Solve for x
    x = 3,525,344,054.37/53,442.08
  6. Step 6: Final answer
    x = 65,965.70

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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.