Home / 483,162.75-724,624.36-163,307.51

Finding the Fourth Proportional to 483,162.75, 724,624.36 and 163,307.51

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Solution

The fourth proportional to 483,162.75, 724,624.36 and 163,307.51 is: 244,920.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,162.75 : 724,624.36 = 163,307.51 : x
  2. Step 2: Convert to fraction form
    483,162.75/724,624.36 = 163,307.51/x
  3. Step 3: Cross multiply
    483,162.75x = 724,624.36 × 163,307.51
  4. Step 4: Simplify right side
    483,162.75x = 118,336,596,293.82
  5. Step 5: Solve for x
    x = 118,336,596,293.82/483,162.75
  6. Step 6: Final answer
    x = 244,920.78

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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.