Home / 74,706.53-112,054.93-30,337.16

Finding the Fourth Proportional to 74,706.53, 112,054.93 and 30,337.16

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Solution

The fourth proportional to 74,706.53, 112,054.93 and 30,337.16 is: 45,503.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,706.53 : 112,054.93 = 30,337.16 : x
  2. Step 2: Convert to fraction form
    74,706.53/112,054.93 = 30,337.16/x
  3. Step 3: Cross multiply
    74,706.53x = 112,054.93 × 30,337.16
  4. Step 4: Simplify right side
    74,706.53x = 3,399,427,704.08
  5. Step 5: Solve for x
    x = 3,399,427,704.08/74,706.53
  6. Step 6: Final answer
    x = 45,503.76

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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.