Home / 53,017.02-79,525.08-13,574.04

Finding the Fourth Proportional to 53,017.02, 79,525.08 and 13,574.04

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Solution

The fourth proportional to 53,017.02, 79,525.08 and 13,574.04 is: 20,360.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,017.02 : 79,525.08 = 13,574.04 : x
  2. Step 2: Convert to fraction form
    53,017.02/79,525.08 = 13,574.04/x
  3. Step 3: Cross multiply
    53,017.02x = 79,525.08 × 13,574.04
  4. Step 4: Simplify right side
    53,017.02x = 1,079,476,616.92
  5. Step 5: Solve for x
    x = 1,079,476,616.92/53,017.02
  6. Step 6: Final answer
    x = 20,360.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.