Home / 43,705.98-65,557.28-12,541.23

Finding the Fourth Proportional to 43,705.98, 65,557.28 and 12,541.23

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Solution

The fourth proportional to 43,705.98, 65,557.28 and 12,541.23 is: 18,811.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,705.98 : 65,557.28 = 12,541.23 : x
  2. Step 2: Convert to fraction form
    43,705.98/65,557.28 = 12,541.23/x
  3. Step 3: Cross multiply
    43,705.98x = 65,557.28 × 12,541.23
  4. Step 4: Simplify right side
    43,705.98x = 822,168,958.01
  5. Step 5: Solve for x
    x = 822,168,958.01/43,705.98
  6. Step 6: Final answer
    x = 18,811.36

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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.