Home / 45,700.80-68,557.70-14,113.46

Finding the Fourth Proportional to 45,700.80, 68,557.70 and 14,113.46

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Solution

The fourth proportional to 45,700.80, 68,557.70 and 14,113.46 is: 21,172.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,700.80 : 68,557.70 = 14,113.46 : x
  2. Step 2: Convert to fraction form
    45,700.80/68,557.70 = 14,113.46/x
  3. Step 3: Cross multiply
    45,700.80x = 68,557.70 × 14,113.46
  4. Step 4: Simplify right side
    45,700.80x = 967,585,943.29
  5. Step 5: Solve for x
    x = 967,585,943.29/45,700.80
  6. Step 6: Final answer
    x = 21,172.19

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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.