Home / 43,225.13-64,863.21-18,263.57

Finding the Fourth Proportional to 43,225.13, 64,863.21 and 18,263.57

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Solution

The fourth proportional to 43,225.13, 64,863.21 and 18,263.57 is: 27,406.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,225.13 : 64,863.21 = 18,263.57 : x
  2. Step 2: Convert to fraction form
    43,225.13/64,863.21 = 18,263.57/x
  3. Step 3: Cross multiply
    43,225.13x = 64,863.21 × 18,263.57
  4. Step 4: Simplify right side
    43,225.13x = 1,184,633,776.26
  5. Step 5: Solve for x
    x = 1,184,633,776.26/43,225.13
  6. Step 6: Final answer
    x = 27,406.14

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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.