Home / 74,624.18-102,980.85-41,090.18

Finding the Fourth Proportional to 74,624.18, 102,980.85 and 41,090.18

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Solution

The fourth proportional to 74,624.18, 102,980.85 and 41,090.18 is: 56,704.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,624.18 : 102,980.85 = 41,090.18 : x
  2. Step 2: Convert to fraction form
    74,624.18/102,980.85 = 41,090.18/x
  3. Step 3: Cross multiply
    74,624.18x = 102,980.85 × 41,090.18
  4. Step 4: Simplify right side
    74,624.18x = 4,231,501,663.05
  5. Step 5: Solve for x
    x = 4,231,501,663.05/74,624.18
  6. Step 6: Final answer
    x = 56,704.16

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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.