Home / 240,779.07-361,196.28-140,940.18

Finding the Fourth Proportional to 240,779.07, 361,196.28 and 140,940.18

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Solution

The fourth proportional to 240,779.07, 361,196.28 and 140,940.18 is: 211,426.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,779.07 : 361,196.28 = 140,940.18 : x
  2. Step 2: Convert to fraction form
    240,779.07/361,196.28 = 140,940.18/x
  3. Step 3: Cross multiply
    240,779.07x = 361,196.28 × 140,940.18
  4. Step 4: Simplify right side
    240,779.07x = 50,907,068,718.53
  5. Step 5: Solve for x
    x = 50,907,068,718.53/240,779.07
  6. Step 6: Final answer
    x = 211,426.47

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1.5x scale

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.