Home / 91,170.46-136,804.78-44,423.34

Finding the Fourth Proportional to 91,170.46, 136,804.78 and 44,423.34

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Solution

The fourth proportional to 91,170.46, 136,804.78 and 44,423.34 is: 66,658.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,170.46 : 136,804.78 = 44,423.34 : x
  2. Step 2: Convert to fraction form
    91,170.46/136,804.78 = 44,423.34/x
  3. Step 3: Cross multiply
    91,170.46x = 136,804.78 × 44,423.34
  4. Step 4: Simplify right side
    91,170.46x = 6,077,325,255.57
  5. Step 5: Solve for x
    x = 6,077,325,255.57/91,170.46
  6. Step 6: Final answer
    x = 66,658.93

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1.5x scale

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.