Home / 291,016.13-401,651.46-168,490.67

Finding the Fourth Proportional to 291,016.13, 401,651.46 and 168,490.67

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Solution

The fourth proportional to 291,016.13, 401,651.46 and 168,490.67 is: 232,545.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,016.13 : 401,651.46 = 168,490.67 : x
  2. Step 2: Convert to fraction form
    291,016.13/401,651.46 = 168,490.67/x
  3. Step 3: Cross multiply
    291,016.13x = 401,651.46 × 168,490.67
  4. Step 4: Simplify right side
    291,016.13x = 67,674,521,593.62
  5. Step 5: Solve for x
    x = 67,674,521,593.62/291,016.13
  6. Step 6: Final answer
    x = 232,545.61

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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.