Home / 141,861.40-195,706.68-93,400.81

Finding the Fourth Proportional to 141,861.40, 195,706.68 and 93,400.81

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Solution

The fourth proportional to 141,861.40, 195,706.68 and 93,400.81 is: 128,852.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,861.40 : 195,706.68 = 93,400.81 : x
  2. Step 2: Convert to fraction form
    141,861.40/195,706.68 = 93,400.81/x
  3. Step 3: Cross multiply
    141,861.40x = 195,706.68 × 93,400.81
  4. Step 4: Simplify right side
    141,861.40x = 18,279,162,434.41
  5. Step 5: Solve for x
    x = 18,279,162,434.41/141,861.40
  6. Step 6: Final answer
    x = 128,852.26

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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.