Home / 114,322.02-157,770.05-68,999.28

Finding the Fourth Proportional to 114,322.02, 157,770.05 and 68,999.28

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Solution

The fourth proportional to 114,322.02, 157,770.05 and 68,999.28 is: 95,222.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,322.02 : 157,770.05 = 68,999.28 : x
  2. Step 2: Convert to fraction form
    114,322.02/157,770.05 = 68,999.28/x
  3. Step 3: Cross multiply
    114,322.02x = 157,770.05 × 68,999.28
  4. Step 4: Simplify right side
    114,322.02x = 10,886,019,510.57
  5. Step 5: Solve for x
    x = 10,886,019,510.57/114,322.02
  6. Step 6: Final answer
    x = 95,222.42

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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.