Home / 189,037.15-283,555.73-55,907.05

Finding the Fourth Proportional to 189,037.15, 283,555.73 and 55,907.05

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Solution

The fourth proportional to 189,037.15, 283,555.73 and 55,907.05 is: 83,860.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,037.15 : 283,555.73 = 55,907.05 : x
  2. Step 2: Convert to fraction form
    189,037.15/283,555.73 = 55,907.05/x
  3. Step 3: Cross multiply
    189,037.15x = 283,555.73 × 55,907.05
  4. Step 4: Simplify right side
    189,037.15x = 15,852,763,386.47
  5. Step 5: Solve for x
    x = 15,852,763,386.47/189,037.15
  6. Step 6: Final answer
    x = 83,860.57

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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.