Home / 53,586.48-73,959.57-30,940.14

Finding the Fourth Proportional to 53,586.48, 73,959.57 and 30,940.14

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Solution

The fourth proportional to 53,586.48, 73,959.57 and 30,940.14 is: 42,703.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,586.48 : 73,959.57 = 30,940.14 : x
  2. Step 2: Convert to fraction form
    53,586.48/73,959.57 = 30,940.14/x
  3. Step 3: Cross multiply
    53,586.48x = 73,959.57 × 30,940.14
  4. Step 4: Simplify right side
    53,586.48x = 2,288,319,450.14
  5. Step 5: Solve for x
    x = 2,288,319,450.14/53,586.48
  6. Step 6: Final answer
    x = 42,703.30

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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.