Home / 368,899.35-552,869.69-166,346.70

Finding the Fourth Proportional to 368,899.35, 552,869.69 and 166,346.70

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Solution

The fourth proportional to 368,899.35, 552,869.69 and 166,346.70 is: 249,303.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,899.35 : 552,869.69 = 166,346.70 : x
  2. Step 2: Convert to fraction form
    368,899.35/552,869.69 = 166,346.70/x
  3. Step 3: Cross multiply
    368,899.35x = 552,869.69 × 166,346.70
  4. Step 4: Simplify right side
    368,899.35x = 91,968,047,629.79
  5. Step 5: Solve for x
    x = 91,968,047,629.79/368,899.35
  6. Step 6: Final answer
    x = 249,303.90

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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.