Home / 212,790.50-293,652.90-117,300.62

Finding the Fourth Proportional to 212,790.50, 293,652.90 and 117,300.62

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Solution

The fourth proportional to 212,790.50, 293,652.90 and 117,300.62 is: 161,875.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,790.50 : 293,652.90 = 117,300.62 : x
  2. Step 2: Convert to fraction form
    212,790.50/293,652.90 = 117,300.62/x
  3. Step 3: Cross multiply
    212,790.50x = 293,652.90 × 117,300.62
  4. Step 4: Simplify right side
    212,790.50x = 34,445,667,234.80
  5. Step 5: Solve for x
    x = 34,445,667,234.80/212,790.50
  6. Step 6: Final answer
    x = 161,875.96

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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.