Home / 145,868.64-218,803.17-96,170.69

Finding the Fourth Proportional to 145,868.64, 218,803.17 and 96,170.69

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Solution

The fourth proportional to 145,868.64, 218,803.17 and 96,170.69 is: 144,256.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,868.64 : 218,803.17 = 96,170.69 : x
  2. Step 2: Convert to fraction form
    145,868.64/218,803.17 = 96,170.69/x
  3. Step 3: Cross multiply
    145,868.64x = 218,803.17 × 96,170.69
  4. Step 4: Simplify right side
    145,868.64x = 21,042,450,739.07
  5. Step 5: Solve for x
    x = 21,042,450,739.07/145,868.64
  6. Step 6: Final answer
    x = 144,256.17

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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.