Home / 53,665.56-74,007-34,525.80

Finding the Fourth Proportional to 53,665.56, 74,007 and 34,525.80

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Solution

The fourth proportional to 53,665.56, 74,007 and 34,525.80 is: 47,612.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,665.56 : 74,007 = 34,525.80 : x
  2. Step 2: Convert to fraction form
    53,665.56/74,007 = 34,525.80/x
  3. Step 3: Cross multiply
    53,665.56x = 74,007 × 34,525.80
  4. Step 4: Simplify right side
    53,665.56x = 2,555,150,880.60
  5. Step 5: Solve for x
    x = 2,555,150,880.60/53,665.56
  6. Step 6: Final answer
    x = 47,612.49

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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.