Home / 338,495.16-507,749.94-113,862.36

Finding the Fourth Proportional to 338,495.16, 507,749.94 and 113,862.36

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Solution

The fourth proportional to 338,495.16, 507,749.94 and 113,862.36 is: 170,795.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,495.16 : 507,749.94 = 113,862.36 : x
  2. Step 2: Convert to fraction form
    338,495.16/507,749.94 = 113,862.36/x
  3. Step 3: Cross multiply
    338,495.16x = 507,749.94 × 113,862.36
  4. Step 4: Simplify right side
    338,495.16x = 57,813,606,458.26
  5. Step 5: Solve for x
    x = 57,813,606,458.26/338,495.16
  6. Step 6: Final answer
    x = 170,795.96

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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.