Home / 114,085.65-157,451.41-68,786.81

Finding the Fourth Proportional to 114,085.65, 157,451.41 and 68,786.81

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Solution

The fourth proportional to 114,085.65, 157,451.41 and 68,786.81 is: 94,933.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,085.65 : 157,451.41 = 68,786.81 : x
  2. Step 2: Convert to fraction form
    114,085.65/157,451.41 = 68,786.81/x
  3. Step 3: Cross multiply
    114,085.65x = 157,451.41 × 68,786.81
  4. Step 4: Simplify right side
    114,085.65x = 10,830,580,223.90
  5. Step 5: Solve for x
    x = 10,830,580,223.90/114,085.65
  6. Step 6: Final answer
    x = 94,933.76

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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.