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Finding the Fourth Proportional to 186,541.36, 279,894.48 and 97,773.64

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Solution

The fourth proportional to 186,541.36, 279,894.48 and 97,773.64 is: 146,703.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,541.36 : 279,894.48 = 97,773.64 : x
  2. Step 2: Convert to fraction form
    186,541.36/279,894.48 = 97,773.64/x
  3. Step 3: Cross multiply
    186,541.36x = 279,894.48 × 97,773.64
  4. Step 4: Simplify right side
    186,541.36x = 27,366,302,125.51
  5. Step 5: Solve for x
    x = 27,366,302,125.51/186,541.36
  6. Step 6: Final answer
    x = 146,703.67

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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.