Home / 38,907.23-53,908.80-38,066.45

Finding the Fourth Proportional to 38,907.23, 53,908.80 and 38,066.45

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Solution

The fourth proportional to 38,907.23, 53,908.80 and 38,066.45 is: 52,743.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,907.23 : 53,908.80 = 38,066.45 : x
  2. Step 2: Convert to fraction form
    38,907.23/53,908.80 = 38,066.45/x
  3. Step 3: Cross multiply
    38,907.23x = 53,908.80 × 38,066.45
  4. Step 4: Simplify right side
    38,907.23x = 2,052,116,370.22
  5. Step 5: Solve for x
    x = 2,052,116,370.22/38,907.23
  6. Step 6: Final answer
    x = 52,743.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.