Home / 190,011.24-262,173.06-113,509.80

Finding the Fourth Proportional to 190,011.24, 262,173.06 and 113,509.80

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Solution

The fourth proportional to 190,011.24, 262,173.06 and 113,509.80 is: 156,618.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,011.24 : 262,173.06 = 113,509.80 : x
  2. Step 2: Convert to fraction form
    190,011.24/262,173.06 = 113,509.80/x
  3. Step 3: Cross multiply
    190,011.24x = 262,173.06 × 113,509.80
  4. Step 4: Simplify right side
    190,011.24x = 29,759,211,605.99
  5. Step 5: Solve for x
    x = 29,759,211,605.99/190,011.24
  6. Step 6: Final answer
    x = 156,618.16

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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.