Home / 45,436.44-68,165.70-14,271.69

Finding the Fourth Proportional to 45,436.44, 68,165.70 and 14,271.69

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Solution

The fourth proportional to 45,436.44, 68,165.70 and 14,271.69 is: 21,411.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,436.44 : 68,165.70 = 14,271.69 : x
  2. Step 2: Convert to fraction form
    45,436.44/68,165.70 = 14,271.69/x
  3. Step 3: Cross multiply
    45,436.44x = 68,165.70 × 14,271.69
  4. Step 4: Simplify right side
    45,436.44x = 972,839,667.67
  5. Step 5: Solve for x
    x = 972,839,667.67/45,436.44
  6. Step 6: Final answer
    x = 21,411.00

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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.