Home / 240,975.81-361,562.84-105,970.41

Finding the Fourth Proportional to 240,975.81, 361,562.84 and 105,970.41

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Solution

The fourth proportional to 240,975.81, 361,562.84 and 105,970.41 is: 158,999.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,975.81 : 361,562.84 = 105,970.41 : x
  2. Step 2: Convert to fraction form
    240,975.81/361,562.84 = 105,970.41/x
  3. Step 3: Cross multiply
    240,975.81x = 361,562.84 × 105,970.41
  4. Step 4: Simplify right side
    240,975.81x = 38,314,962,263.10
  5. Step 5: Solve for x
    x = 38,314,962,263.10/240,975.81
  6. Step 6: Final answer
    x = 158,999.21

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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.