Home / 173,007.36-238,709.40-105,022.68

Finding the Fourth Proportional to 173,007.36, 238,709.40 and 105,022.68

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Solution

The fourth proportional to 173,007.36, 238,709.40 and 105,022.68 is: 144,906.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,007.36 : 238,709.40 = 105,022.68 : x
  2. Step 2: Convert to fraction form
    173,007.36/238,709.40 = 105,022.68/x
  3. Step 3: Cross multiply
    173,007.36x = 238,709.40 × 105,022.68
  4. Step 4: Simplify right side
    173,007.36x = 25,069,900,929.19
  5. Step 5: Solve for x
    x = 25,069,900,929.19/173,007.36
  6. Step 6: Final answer
    x = 144,906.56

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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.