Home / 190,247.60-262,541.58-105,364.58

Finding the Fourth Proportional to 190,247.60, 262,541.58 and 105,364.58

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Solution

The fourth proportional to 190,247.60, 262,541.58 and 105,364.58 is: 145,403.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,247.60 : 262,541.58 = 105,364.58 : x
  2. Step 2: Convert to fraction form
    190,247.60/262,541.58 = 105,364.58/x
  3. Step 3: Cross multiply
    190,247.60x = 262,541.58 × 105,364.58
  4. Step 4: Simplify right side
    190,247.60x = 27,662,583,309.24
  5. Step 5: Solve for x
    x = 27,662,583,309.24/190,247.60
  6. Step 6: Final answer
    x = 145,403.06

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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.