Home / 37,103.04-55,637.28-21,525.12

Finding the Fourth Proportional to 37,103.04, 55,637.28 and 21,525.12

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Solution

The fourth proportional to 37,103.04, 55,637.28 and 21,525.12 is: 32,277.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,103.04 : 55,637.28 = 21,525.12 : x
  2. Step 2: Convert to fraction form
    37,103.04/55,637.28 = 21,525.12/x
  3. Step 3: Cross multiply
    37,103.04x = 55,637.28 × 21,525.12
  4. Step 4: Simplify right side
    37,103.04x = 1,197,599,128.47
  5. Step 5: Solve for x
    x = 1,197,599,128.47/37,103.04
  6. Step 6: Final answer
    x = 32,277.66

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1.5x scale

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.