Home / 308,030.08-461,994.48-108,303.52

Finding the Fourth Proportional to 308,030.08, 461,994.48 and 108,303.52

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Solution

The fourth proportional to 308,030.08, 461,994.48 and 108,303.52 is: 162,437.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,030.08 : 461,994.48 = 108,303.52 : x
  2. Step 2: Convert to fraction form
    308,030.08/461,994.48 = 108,303.52/x
  3. Step 3: Cross multiply
    308,030.08x = 461,994.48 × 108,303.52
  4. Step 4: Simplify right side
    308,030.08x = 50,035,628,404.57
  5. Step 5: Solve for x
    x = 50,035,628,404.57/308,030.08
  6. Step 6: Final answer
    x = 162,437.47

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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.