Home / 53,880.88-74,357.93-30,007.56

Finding the Fourth Proportional to 53,880.88, 74,357.93 and 30,007.56

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Solution

The fourth proportional to 53,880.88, 74,357.93 and 30,007.56 is: 41,411.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,880.88 : 74,357.93 = 30,007.56 : x
  2. Step 2: Convert to fraction form
    53,880.88/74,357.93 = 30,007.56/x
  3. Step 3: Cross multiply
    53,880.88x = 74,357.93 × 30,007.56
  4. Step 4: Simplify right side
    53,880.88x = 2,231,300,045.95
  5. Step 5: Solve for x
    x = 2,231,300,045.95/53,880.88
  6. Step 6: Final answer
    x = 41,411.72

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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.