Home / 67,728.84-101,597.64-17,810.16

Finding the Fourth Proportional to 67,728.84, 101,597.64 and 17,810.16

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Solution

The fourth proportional to 67,728.84, 101,597.64 and 17,810.16 is: 26,716.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,728.84 : 101,597.64 = 17,810.16 : x
  2. Step 2: Convert to fraction form
    67,728.84/101,597.64 = 17,810.16/x
  3. Step 3: Cross multiply
    67,728.84x = 101,597.64 × 17,810.16
  4. Step 4: Simplify right side
    67,728.84x = 1,809,470,224.02
  5. Step 5: Solve for x
    x = 1,809,470,224.02/67,728.84
  6. Step 6: Final answer
    x = 26,716.39

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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.