Home / 74,706.27-103,093.38-40,715.16

Finding the Fourth Proportional to 74,706.27, 103,093.38 and 40,715.16

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Solution

The fourth proportional to 74,706.27, 103,093.38 and 40,715.16 is: 56,186.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,706.27 : 103,093.38 = 40,715.16 : x
  2. Step 2: Convert to fraction form
    74,706.27/103,093.38 = 40,715.16/x
  3. Step 3: Cross multiply
    74,706.27x = 103,093.38 × 40,715.16
  4. Step 4: Simplify right side
    74,706.27x = 4,197,463,461.64
  5. Step 5: Solve for x
    x = 4,197,463,461.64/74,706.27
  6. Step 6: Final answer
    x = 56,186.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.