Home / 55,354.08-76,365.36-38,596.80

Finding the Fourth Proportional to 55,354.08, 76,365.36 and 38,596.80

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Solution

The fourth proportional to 55,354.08, 76,365.36 and 38,596.80 is: 53,247.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,354.08 : 76,365.36 = 38,596.80 : x
  2. Step 2: Convert to fraction form
    55,354.08/76,365.36 = 38,596.80/x
  3. Step 3: Cross multiply
    55,354.08x = 76,365.36 × 38,596.80
  4. Step 4: Simplify right side
    55,354.08x = 2,947,458,526.85
  5. Step 5: Solve for x
    x = 2,947,458,526.85/55,354.08
  6. Step 6: Final answer
    x = 53,247.36

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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.