Home / 38,660.01-53,352.12-36,888.54

Finding the Fourth Proportional to 38,660.01, 53,352.12 and 36,888.54

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Solution

The fourth proportional to 38,660.01, 53,352.12 and 36,888.54 is: 50,907.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,660.01 : 53,352.12 = 36,888.54 : x
  2. Step 2: Convert to fraction form
    38,660.01/53,352.12 = 36,888.54/x
  3. Step 3: Cross multiply
    38,660.01x = 53,352.12 × 36,888.54
  4. Step 4: Simplify right side
    38,660.01x = 1,968,081,681.80
  5. Step 5: Solve for x
    x = 1,968,081,681.80/38,660.01
  6. Step 6: Final answer
    x = 50,907.43

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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.