Home / 174,426.51-261,631.57-102,419.54

Finding the Fourth Proportional to 174,426.51, 261,631.57 and 102,419.54

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Solution

The fourth proportional to 174,426.51, 261,631.57 and 102,419.54 is: 153,624.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,426.51 : 261,631.57 = 102,419.54 : x
  2. Step 2: Convert to fraction form
    174,426.51/261,631.57 = 102,419.54/x
  3. Step 3: Cross multiply
    174,426.51x = 261,631.57 × 102,419.54
  4. Step 4: Simplify right side
    174,426.51x = 26,796,184,657.83
  5. Step 5: Solve for x
    x = 26,796,184,657.83/174,426.51
  6. Step 6: Final answer
    x = 153,624.49

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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.