Home / 230,021.48-317,407.38-169,624.64

Finding the Fourth Proportional to 230,021.48, 317,407.38 and 169,624.64

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Solution

The fourth proportional to 230,021.48, 317,407.38 and 169,624.64 is: 234,065.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,021.48 : 317,407.38 = 169,624.64 : x
  2. Step 2: Convert to fraction form
    230,021.48/317,407.38 = 169,624.64/x
  3. Step 3: Cross multiply
    230,021.48x = 317,407.38 × 169,624.64
  4. Step 4: Simplify right side
    230,021.48x = 53,840,111,532.99
  5. Step 5: Solve for x
    x = 53,840,111,532.99/230,021.48
  6. Step 6: Final answer
    x = 234,065.58

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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.