Home / 212,730.60-293,570.01-117,237.54

Finding the Fourth Proportional to 212,730.60, 293,570.01 and 117,237.54

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Solution

The fourth proportional to 212,730.60, 293,570.01 and 117,237.54 is: 161,788.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,730.60 : 293,570.01 = 117,237.54 : x
  2. Step 2: Convert to fraction form
    212,730.60/293,570.01 = 117,237.54/x
  3. Step 3: Cross multiply
    212,730.60x = 293,570.01 × 117,237.54
  4. Step 4: Simplify right side
    212,730.60x = 34,417,425,790.18
  5. Step 5: Solve for x
    x = 34,417,425,790.18/212,730.60
  6. Step 6: Final answer
    x = 161,788.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.