Home / 154,969.07-232,445.34-49,779.81

Finding the Fourth Proportional to 154,969.07, 232,445.34 and 49,779.81

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Solution

The fourth proportional to 154,969.07, 232,445.34 and 49,779.81 is: 74,667.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,969.07 : 232,445.34 = 49,779.81 : x
  2. Step 2: Convert to fraction form
    154,969.07/232,445.34 = 49,779.81/x
  3. Step 3: Cross multiply
    154,969.07x = 232,445.34 × 49,779.81
  4. Step 4: Simplify right side
    154,969.07x = 11,571,084,860.59
  5. Step 5: Solve for x
    x = 11,571,084,860.59/154,969.07
  6. Step 6: Final answer
    x = 74,667.06

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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.