Home / 43,190.84-64,639.94-26,561.40

Finding the Fourth Proportional to 43,190.84, 64,639.94 and 26,561.40

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Solution

The fourth proportional to 43,190.84, 64,639.94 and 26,561.40 is: 39,752.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,190.84 : 64,639.94 = 26,561.40 : x
  2. Step 2: Convert to fraction form
    43,190.84/64,639.94 = 26,561.40/x
  3. Step 3: Cross multiply
    43,190.84x = 64,639.94 × 26,561.40
  4. Step 4: Simplify right side
    43,190.84x = 1,716,927,302.32
  5. Step 5: Solve for x
    x = 1,716,927,302.32/43,190.84
  6. Step 6: Final answer
    x = 39,752.12

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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.