Home / 141,355-194,988.18-84,733.60

Finding the Fourth Proportional to 141,355, 194,988.18 and 84,733.60

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Solution

The fourth proportional to 141,355, 194,988.18 and 84,733.60 is: 116,883.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,355 : 194,988.18 = 84,733.60 : x
  2. Step 2: Convert to fraction form
    141,355/194,988.18 = 84,733.60/x
  3. Step 3: Cross multiply
    141,355x = 194,988.18 × 84,733.60
  4. Step 4: Simplify right side
    141,355x = 16,522,050,448.85
  5. Step 5: Solve for x
    x = 16,522,050,448.85/141,355
  6. Step 6: Final answer
    x = 116,883.38

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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.