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Finding the Fourth Proportional to 176,814.81, 265,219.62 and 43,695.06

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Solution

The fourth proportional to 176,814.81, 265,219.62 and 43,695.06 is: 65,541.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,814.81 : 265,219.62 = 43,695.06 : x
  2. Step 2: Convert to fraction form
    176,814.81/265,219.62 = 43,695.06/x
  3. Step 3: Cross multiply
    176,814.81x = 265,219.62 × 43,695.06
  4. Step 4: Simplify right side
    176,814.81x = 11,588,787,542.51
  5. Step 5: Solve for x
    x = 11,588,787,542.51/176,814.81
  6. Step 6: Final answer
    x = 65,541.95

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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.