Home / 190,807.68-286,231.12-50,566.32

Finding the Fourth Proportional to 190,807.68, 286,231.12 and 50,566.32

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Solution

The fourth proportional to 190,807.68, 286,231.12 and 50,566.32 is: 75,854.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,807.68 : 286,231.12 = 50,566.32 : x
  2. Step 2: Convert to fraction form
    190,807.68/286,231.12 = 50,566.32/x
  3. Step 3: Cross multiply
    190,807.68x = 286,231.12 × 50,566.32
  4. Step 4: Simplify right side
    190,807.68x = 14,473,654,407.88
  5. Step 5: Solve for x
    x = 14,473,654,407.88/190,807.68
  6. Step 6: Final answer
    x = 75,854.67

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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.