Home / 74,097.23-102,253.89-40,106.30

Finding the Fourth Proportional to 74,097.23, 102,253.89 and 40,106.30

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Solution

The fourth proportional to 74,097.23, 102,253.89 and 40,106.30 is: 55,346.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,097.23 : 102,253.89 = 40,106.30 : x
  2. Step 2: Convert to fraction form
    74,097.23/102,253.89 = 40,106.30/x
  3. Step 3: Cross multiply
    74,097.23x = 102,253.89 × 40,106.30
  4. Step 4: Simplify right side
    74,097.23x = 4,101,025,188.51
  5. Step 5: Solve for x
    x = 4,101,025,188.51/74,097.23
  6. Step 6: Final answer
    x = 55,346.54

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1.5x scale

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.