Home / 191,025.23-263,610.02-106,142.51

Finding the Fourth Proportional to 191,025.23, 263,610.02 and 106,142.51

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Solution

The fourth proportional to 191,025.23, 263,610.02 and 106,142.51 is: 146,474.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,025.23 : 263,610.02 = 106,142.51 : x
  2. Step 2: Convert to fraction form
    191,025.23/263,610.02 = 106,142.51/x
  3. Step 3: Cross multiply
    191,025.23x = 263,610.02 × 106,142.51
  4. Step 4: Simplify right side
    191,025.23x = 27,980,227,865.90
  5. Step 5: Solve for x
    x = 27,980,227,865.90/191,025.23
  6. Step 6: Final answer
    x = 146,474.00

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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.