Home / 165,436.14-248,154.24-40,777.14

Finding the Fourth Proportional to 165,436.14, 248,154.24 and 40,777.14

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Solution

The fourth proportional to 165,436.14, 248,154.24 and 40,777.14 is: 61,165.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,436.14 : 248,154.24 = 40,777.14 : x
  2. Step 2: Convert to fraction form
    165,436.14/248,154.24 = 40,777.14/x
  3. Step 3: Cross multiply
    165,436.14x = 248,154.24 × 40,777.14
  4. Step 4: Simplify right side
    165,436.14x = 10,119,020,186.07
  5. Step 5: Solve for x
    x = 10,119,020,186.07/165,436.14
  6. Step 6: Final answer
    x = 61,165.72

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1.5x scale

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.