Home / 230,036.72-317,575.28-161,337.16

Finding the Fourth Proportional to 230,036.72, 317,575.28 and 161,337.16

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Solution

The fourth proportional to 230,036.72, 317,575.28 and 161,337.16 is: 222,732.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,036.72 : 317,575.28 = 161,337.16 : x
  2. Step 2: Convert to fraction form
    230,036.72/317,575.28 = 161,337.16/x
  3. Step 3: Cross multiply
    230,036.72x = 317,575.28 × 161,337.16
  4. Step 4: Simplify right side
    230,036.72x = 51,236,693,761.40
  5. Step 5: Solve for x
    x = 51,236,693,761.40/230,036.72
  6. Step 6: Final answer
    x = 222,732.67

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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.