Home / 648,081.65-972,122.57-174,767.06

Finding the Fourth Proportional to 648,081.65, 972,122.57 and 174,767.06

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Solution

The fourth proportional to 648,081.65, 972,122.57 and 174,767.06 is: 262,150.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,081.65 : 972,122.57 = 174,767.06 : x
  2. Step 2: Convert to fraction form
    648,081.65/972,122.57 = 174,767.06/x
  3. Step 3: Cross multiply
    648,081.65x = 972,122.57 × 174,767.06
  4. Step 4: Simplify right side
    648,081.65x = 169,894,997,784.10
  5. Step 5: Solve for x
    x = 169,894,997,784.10/648,081.65
  6. Step 6: Final answer
    x = 262,150.61

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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.