Home / 445,501.24-668,259.42-146,013.64

Finding the Fourth Proportional to 445,501.24, 668,259.42 and 146,013.64

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Solution

The fourth proportional to 445,501.24, 668,259.42 and 146,013.64 is: 219,022.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,501.24 : 668,259.42 = 146,013.64 : x
  2. Step 2: Convert to fraction form
    445,501.24/668,259.42 = 146,013.64/x
  3. Step 3: Cross multiply
    445,501.24x = 668,259.42 × 146,013.64
  4. Step 4: Simplify right side
    445,501.24x = 97,574,990,378.49
  5. Step 5: Solve for x
    x = 97,574,990,378.49/445,501.24
  6. Step 6: Final answer
    x = 219,022.94

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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.