Home / 43,266.98-64,904.12-13,684.16

Finding the Fourth Proportional to 43,266.98, 64,904.12 and 13,684.16

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Solution

The fourth proportional to 43,266.98, 64,904.12 and 13,684.16 is: 20,527.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,266.98 : 64,904.12 = 13,684.16 : x
  2. Step 2: Convert to fraction form
    43,266.98/64,904.12 = 13,684.16/x
  3. Step 3: Cross multiply
    43,266.98x = 64,904.12 × 13,684.16
  4. Step 4: Simplify right side
    43,266.98x = 888,158,362.74
  5. Step 5: Solve for x
    x = 888,158,362.74/43,266.98
  6. Step 6: Final answer
    x = 20,527.39

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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.