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Finding the Fourth Proportional to 38,951.86, 53,764.59 and 23,041.84

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Solution

The fourth proportional to 38,951.86, 53,764.59 and 23,041.84 is: 31,804.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,951.86 : 53,764.59 = 23,041.84 : x
  2. Step 2: Convert to fraction form
    38,951.86/53,764.59 = 23,041.84/x
  3. Step 3: Cross multiply
    38,951.86x = 53,764.59 × 23,041.84
  4. Step 4: Simplify right side
    38,951.86x = 1,238,835,080.45
  5. Step 5: Solve for x
    x = 1,238,835,080.45/38,951.86
  6. Step 6: Final answer
    x = 31,804.26

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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.