Home / 155,933.12-233,924.92-61,111.89

Finding the Fourth Proportional to 155,933.12, 233,924.92 and 61,111.89

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Solution

The fourth proportional to 155,933.12, 233,924.92 and 61,111.89 is: 91,677.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,933.12 : 233,924.92 = 61,111.89 : x
  2. Step 2: Convert to fraction form
    155,933.12/233,924.92 = 61,111.89/x
  3. Step 3: Cross multiply
    155,933.12x = 233,924.92 × 61,111.89
  4. Step 4: Simplify right side
    155,933.12x = 14,295,592,504.11
  5. Step 5: Solve for x
    x = 14,295,592,504.11/155,933.12
  6. Step 6: Final answer
    x = 91,677.72

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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.