Home / 9,981.53-14,981.51-5,054.62

Finding the Fourth Proportional to 9,981.53, 14,981.51 and 5,054.62

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Solution

The fourth proportional to 9,981.53, 14,981.51 and 5,054.62 is: 7,586.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,981.53 : 14,981.51 = 5,054.62 : x
  2. Step 2: Convert to fraction form
    9,981.53/14,981.51 = 5,054.62/x
  3. Step 3: Cross multiply
    9,981.53x = 14,981.51 × 5,054.62
  4. Step 4: Simplify right side
    9,981.53x = 75,725,840.08
  5. Step 5: Solve for x
    x = 75,725,840.08/9,981.53
  6. Step 6: Final answer
    x = 7,586.60

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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.