Home / 53,928.08-74,425.32-30,059.60

Finding the Fourth Proportional to 53,928.08, 74,425.32 and 30,059.60

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Solution

The fourth proportional to 53,928.08, 74,425.32 and 30,059.60 is: 41,484.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,928.08 : 74,425.32 = 30,059.60 : x
  2. Step 2: Convert to fraction form
    53,928.08/74,425.32 = 30,059.60/x
  3. Step 3: Cross multiply
    53,928.08x = 74,425.32 × 30,059.60
  4. Step 4: Simplify right side
    53,928.08x = 2,237,195,349.07
  5. Step 5: Solve for x
    x = 2,237,195,349.07/53,928.08
  6. Step 6: Final answer
    x = 41,484.80

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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.