Home / 188,437.08-260,030.94-107,865.24

Finding the Fourth Proportional to 188,437.08, 260,030.94 and 107,865.24

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Solution

The fourth proportional to 188,437.08, 260,030.94 and 107,865.24 is: 148,847.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,437.08 : 260,030.94 = 107,865.24 : x
  2. Step 2: Convert to fraction form
    188,437.08/260,030.94 = 107,865.24/x
  3. Step 3: Cross multiply
    188,437.08x = 260,030.94 × 107,865.24
  4. Step 4: Simplify right side
    188,437.08x = 28,048,299,750.53
  5. Step 5: Solve for x
    x = 28,048,299,750.53/188,437.08
  6. Step 6: Final answer
    x = 148,847.03

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1.5x scale

Why These Related Problems?

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