Home / 143,160.60-214,740.90-49,675.80

Finding the Fourth Proportional to 143,160.60, 214,740.90 and 49,675.80

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Solution

The fourth proportional to 143,160.60, 214,740.90 and 49,675.80 is: 74,513.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,160.60 : 214,740.90 = 49,675.80 : x
  2. Step 2: Convert to fraction form
    143,160.60/214,740.90 = 49,675.80/x
  3. Step 3: Cross multiply
    143,160.60x = 214,740.90 × 49,675.80
  4. Step 4: Simplify right side
    143,160.60x = 10,667,426,000.22
  5. Step 5: Solve for x
    x = 10,667,426,000.22/143,160.60
  6. Step 6: Final answer
    x = 74,513.70

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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.