Home / 141,830.04-212,744.40-41,990.84

Finding the Fourth Proportional to 141,830.04, 212,744.40 and 41,990.84

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Solution

The fourth proportional to 141,830.04, 212,744.40 and 41,990.84 is: 62,986.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,830.04 : 212,744.40 = 41,990.84 : x
  2. Step 2: Convert to fraction form
    141,830.04/212,744.40 = 41,990.84/x
  3. Step 3: Cross multiply
    141,830.04x = 212,744.40 × 41,990.84
  4. Step 4: Simplify right side
    141,830.04x = 8,933,316,061.30
  5. Step 5: Solve for x
    x = 8,933,316,061.30/141,830.04
  6. Step 6: Final answer
    x = 62,986.06

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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.