Home / 130,048.15-195,033.33-67,684.63

Finding the Fourth Proportional to 130,048.15, 195,033.33 and 67,684.63

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Solution

The fourth proportional to 130,048.15, 195,033.33 and 67,684.63 is: 101,506.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,048.15 : 195,033.33 = 67,684.63 : x
  2. Step 2: Convert to fraction form
    130,048.15/195,033.33 = 67,684.63/x
  3. Step 3: Cross multiply
    130,048.15x = 195,033.33 × 67,684.63
  4. Step 4: Simplify right side
    130,048.15x = 13,200,758,778.72
  5. Step 5: Solve for x
    x = 13,200,758,778.72/130,048.15
  6. Step 6: Final answer
    x = 101,506.70

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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.