Home / 190,367.49-262,637.58-113,888.76

Finding the Fourth Proportional to 190,367.49, 262,637.58 and 113,888.76

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Solution

The fourth proportional to 190,367.49, 262,637.58 and 113,888.76 is: 157,124.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,367.49 : 262,637.58 = 113,888.76 : x
  2. Step 2: Convert to fraction form
    190,367.49/262,637.58 = 113,888.76/x
  3. Step 3: Cross multiply
    190,367.49x = 262,637.58 × 113,888.76
  4. Step 4: Simplify right side
    190,367.49x = 29,911,468,315.60
  5. Step 5: Solve for x
    x = 29,911,468,315.60/190,367.49
  6. Step 6: Final answer
    x = 157,124.88

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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.