Home / 114,150.32-157,571.59-102,192.90

Finding the Fourth Proportional to 114,150.32, 157,571.59 and 102,192.90

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Solution

The fourth proportional to 114,150.32, 157,571.59 and 102,192.90 is: 141,065.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,150.32 : 157,571.59 = 102,192.90 : x
  2. Step 2: Convert to fraction form
    114,150.32/157,571.59 = 102,192.90/x
  3. Step 3: Cross multiply
    114,150.32x = 157,571.59 × 102,192.90
  4. Step 4: Simplify right side
    114,150.32x = 16,102,697,739.71
  5. Step 5: Solve for x
    x = 16,102,697,739.71/114,150.32
  6. Step 6: Final answer
    x = 141,065.73

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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.