Home / 139,775.32-209,487.96-110,075.86

Finding the Fourth Proportional to 139,775.32, 209,487.96 and 110,075.86

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Solution

The fourth proportional to 139,775.32, 209,487.96 and 110,075.86 is: 164,975.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,775.32 : 209,487.96 = 110,075.86 : x
  2. Step 2: Convert to fraction form
    139,775.32/209,487.96 = 110,075.86/x
  3. Step 3: Cross multiply
    139,775.32x = 209,487.96 × 110,075.86
  4. Step 4: Simplify right side
    139,775.32x = 23,059,567,356.65
  5. Step 5: Solve for x
    x = 23,059,567,356.65/139,775.32
  6. Step 6: Final answer
    x = 164,975.96

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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.