Home / 190,337.26-262,681.32-105,462.22

Finding the Fourth Proportional to 190,337.26, 262,681.32 and 105,462.22

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Solution

The fourth proportional to 190,337.26, 262,681.32 and 105,462.22 is: 145,546.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,337.26 : 262,681.32 = 105,462.22 : x
  2. Step 2: Convert to fraction form
    190,337.26/262,681.32 = 105,462.22/x
  3. Step 3: Cross multiply
    190,337.26x = 262,681.32 × 105,462.22
  4. Step 4: Simplify right side
    190,337.26x = 27,702,955,159.73
  5. Step 5: Solve for x
    x = 27,702,955,159.73/190,337.26
  6. Step 6: Final answer
    x = 145,546.67

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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.