Home / 238,763.83-358,022.50-70,262.28

Finding the Fourth Proportional to 238,763.83, 358,022.50 and 70,262.28

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Solution

The fourth proportional to 238,763.83, 358,022.50 and 70,262.28 is: 105,357.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,763.83 : 358,022.50 = 70,262.28 : x
  2. Step 2: Convert to fraction form
    238,763.83/358,022.50 = 70,262.28/x
  3. Step 3: Cross multiply
    238,763.83x = 358,022.50 × 70,262.28
  4. Step 4: Simplify right side
    238,763.83x = 25,155,475,958.71
  5. Step 5: Solve for x
    x = 25,155,475,958.71/238,763.83
  6. Step 6: Final answer
    x = 105,357.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.