Home / 38,928.04-53,671.50-25,477.96

Finding the Fourth Proportional to 38,928.04, 53,671.50 and 25,477.96

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Solution

The fourth proportional to 38,928.04, 53,671.50 and 25,477.96 is: 35,127.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,928.04 : 53,671.50 = 25,477.96 : x
  2. Step 2: Convert to fraction form
    38,928.04/53,671.50 = 25,477.96/x
  3. Step 3: Cross multiply
    38,928.04x = 53,671.50 × 25,477.96
  4. Step 4: Simplify right side
    38,928.04x = 1,367,440,330.14
  5. Step 5: Solve for x
    x = 1,367,440,330.14/38,928.04
  6. Step 6: Final answer
    x = 35,127.39

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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.