Home / 105,025.86-157,601.10-98,376.36

Finding the Fourth Proportional to 105,025.86, 157,601.10 and 98,376.36

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Solution

The fourth proportional to 105,025.86, 157,601.10 and 98,376.36 is: 147,622.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,025.86 : 157,601.10 = 98,376.36 : x
  2. Step 2: Convert to fraction form
    105,025.86/157,601.10 = 98,376.36/x
  3. Step 3: Cross multiply
    105,025.86x = 157,601.10 × 98,376.36
  4. Step 4: Simplify right side
    105,025.86x = 15,504,222,550.00
  5. Step 5: Solve for x
    x = 15,504,222,550.00/105,025.86
  6. Step 6: Final answer
    x = 147,622.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.