Home / 74,097.63-102,254.72-40,106.11

Finding the Fourth Proportional to 74,097.63, 102,254.72 and 40,106.11

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Solution

The fourth proportional to 74,097.63, 102,254.72 and 40,106.11 is: 55,346.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,097.63 : 102,254.72 = 40,106.11 : x
  2. Step 2: Convert to fraction form
    74,097.63/102,254.72 = 40,106.11/x
  3. Step 3: Cross multiply
    74,097.63x = 102,254.72 × 40,106.11
  4. Step 4: Simplify right side
    74,097.63x = 4,101,038,742.57
  5. Step 5: Solve for x
    x = 4,101,038,742.57/74,097.63
  6. Step 6: Final answer
    x = 55,346.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.