Home / 252,269.54-378,396.10-102,465.51

Finding the Fourth Proportional to 252,269.54, 378,396.10 and 102,465.51

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Solution

The fourth proportional to 252,269.54, 378,396.10 and 102,465.51 is: 153,694.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,269.54 : 378,396.10 = 102,465.51 : x
  2. Step 2: Convert to fraction form
    252,269.54/378,396.10 = 102,465.51/x
  3. Step 3: Cross multiply
    252,269.54x = 378,396.10 × 102,465.51
  4. Step 4: Simplify right side
    252,269.54x = 38,772,549,368.51
  5. Step 5: Solve for x
    x = 38,772,549,368.51/252,269.54
  6. Step 6: Final answer
    x = 153,694.93

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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.