Home / 161,526.68-222,812.34-104,975.72

Finding the Fourth Proportional to 161,526.68, 222,812.34 and 104,975.72

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Solution

The fourth proportional to 161,526.68, 222,812.34 and 104,975.72 is: 144,805.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,526.68 : 222,812.34 = 104,975.72 : x
  2. Step 2: Convert to fraction form
    161,526.68/222,812.34 = 104,975.72/x
  3. Step 3: Cross multiply
    161,526.68x = 222,812.34 × 104,975.72
  4. Step 4: Simplify right side
    161,526.68x = 23,389,885,816.38
  5. Step 5: Solve for x
    x = 23,389,885,816.38/161,526.68
  6. Step 6: Final answer
    x = 144,805.09

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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.