Home / 190,253.79-262,549.58-109,680.93

Finding the Fourth Proportional to 190,253.79, 262,549.58 and 109,680.93

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Solution

The fourth proportional to 190,253.79, 262,549.58 and 109,680.93 is: 151,359.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,253.79 : 262,549.58 = 109,680.93 : x
  2. Step 2: Convert to fraction form
    190,253.79/262,549.58 = 109,680.93/x
  3. Step 3: Cross multiply
    190,253.79x = 262,549.58 × 109,680.93
  4. Step 4: Simplify right side
    190,253.79x = 28,796,681,557.10
  5. Step 5: Solve for x
    x = 28,796,681,557.10/190,253.79
  6. Step 6: Final answer
    x = 151,359.31

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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.