Home / 38,950.04-53,771.70-31,209.06

Finding the Fourth Proportional to 38,950.04, 53,771.70 and 31,209.06

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Solution

The fourth proportional to 38,950.04, 53,771.70 and 31,209.06 is: 43,085.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,950.04 : 53,771.70 = 31,209.06 : x
  2. Step 2: Convert to fraction form
    38,950.04/53,771.70 = 31,209.06/x
  3. Step 3: Cross multiply
    38,950.04x = 53,771.70 × 31,209.06
  4. Step 4: Simplify right side
    38,950.04x = 1,678,164,211.60
  5. Step 5: Solve for x
    x = 1,678,164,211.60/38,950.04
  6. Step 6: Final answer
    x = 43,085.04

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