Home / 43,186.99-64,634.18-26,557.56

Finding the Fourth Proportional to 43,186.99, 64,634.18 and 26,557.56

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Solution

The fourth proportional to 43,186.99, 64,634.18 and 26,557.56 is: 39,746.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,186.99 : 64,634.18 = 26,557.56 : x
  2. Step 2: Convert to fraction form
    43,186.99/64,634.18 = 26,557.56/x
  3. Step 3: Cross multiply
    43,186.99x = 64,634.18 × 26,557.56
  4. Step 4: Simplify right side
    43,186.99x = 1,716,526,113.40
  5. Step 5: Solve for x
    x = 1,716,526,113.40/43,186.99
  6. Step 6: Final answer
    x = 39,746.37

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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.