Home / 159,499.19-238,854.87-118,875.30

Finding the Fourth Proportional to 159,499.19, 238,854.87 and 118,875.30

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Solution

The fourth proportional to 159,499.19, 238,854.87 and 118,875.30 is: 178,019.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,499.19 : 238,854.87 = 118,875.30 : x
  2. Step 2: Convert to fraction form
    159,499.19/238,854.87 = 118,875.30/x
  3. Step 3: Cross multiply
    159,499.19x = 238,854.87 × 118,875.30
  4. Step 4: Simplify right side
    159,499.19x = 28,393,945,670.23
  5. Step 5: Solve for x
    x = 28,393,945,670.23/159,499.19
  6. Step 6: Final answer
    x = 178,019.37

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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.