Home / 53,510.04-73,843.11-30,849.08

Finding the Fourth Proportional to 53,510.04, 73,843.11 and 30,849.08

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Solution

The fourth proportional to 53,510.04, 73,843.11 and 30,849.08 is: 42,571.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,510.04 : 73,843.11 = 30,849.08 : x
  2. Step 2: Convert to fraction form
    53,510.04/73,843.11 = 30,849.08/x
  3. Step 3: Cross multiply
    53,510.04x = 73,843.11 × 30,849.08
  4. Step 4: Simplify right side
    53,510.04x = 2,277,991,638.62
  5. Step 5: Solve for x
    x = 2,277,991,638.62/53,510.04
  6. Step 6: Final answer
    x = 42,571.29

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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.