Home / 58,722.12-81,031.05-33,230.81

Finding the Fourth Proportional to 58,722.12, 81,031.05 and 33,230.81

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Solution

The fourth proportional to 58,722.12, 81,031.05 and 33,230.81 is: 45,855.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,722.12 : 81,031.05 = 33,230.81 : x
  2. Step 2: Convert to fraction form
    58,722.12/81,031.05 = 33,230.81/x
  3. Step 3: Cross multiply
    58,722.12x = 81,031.05 × 33,230.81
  4. Step 4: Simplify right side
    58,722.12x = 2,692,727,629.23
  5. Step 5: Solve for x
    x = 2,692,727,629.23/58,722.12
  6. Step 6: Final answer
    x = 45,855.42

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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.