Home / 73,256.10-110,433.21-68,373.57

Finding the Fourth Proportional to 73,256.10, 110,433.21 and 68,373.57

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Solution

The fourth proportional to 73,256.10, 110,433.21 and 68,373.57 is: 103,072.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,256.10 : 110,433.21 = 68,373.57 : x
  2. Step 2: Convert to fraction form
    73,256.10/110,433.21 = 68,373.57/x
  3. Step 3: Cross multiply
    73,256.10x = 110,433.21 × 68,373.57
  4. Step 4: Simplify right side
    73,256.10x = 7,550,712,814.26
  5. Step 5: Solve for x
    x = 7,550,712,814.26/73,256.10
  6. Step 6: Final answer
    x = 103,072.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.