Home / 53,125.07-73,310.37-30,448.31

Finding the Fourth Proportional to 53,125.07, 73,310.37 and 30,448.31

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Solution

The fourth proportional to 53,125.07, 73,310.37 and 30,448.31 is: 42,017.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,125.07 : 73,310.37 = 30,448.31 : x
  2. Step 2: Convert to fraction form
    53,125.07/73,310.37 = 30,448.31/x
  3. Step 3: Cross multiply
    53,125.07x = 73,310.37 × 30,448.31
  4. Step 4: Simplify right side
    53,125.07x = 2,232,176,391.24
  5. Step 5: Solve for x
    x = 2,232,176,391.24/53,125.07
  6. Step 6: Final answer
    x = 42,017.39

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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.