Home / 114,448.04-157,990.20-73,671.02

Finding the Fourth Proportional to 114,448.04, 157,990.20 and 73,671.02

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Solution

The fourth proportional to 114,448.04, 157,990.20 and 73,671.02 is: 101,699.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,448.04 : 157,990.20 = 73,671.02 : x
  2. Step 2: Convert to fraction form
    114,448.04/157,990.20 = 73,671.02/x
  3. Step 3: Cross multiply
    114,448.04x = 157,990.20 × 73,671.02
  4. Step 4: Simplify right side
    114,448.04x = 11,639,299,184.00
  5. Step 5: Solve for x
    x = 11,639,299,184.00/114,448.04
  6. Step 6: Final answer
    x = 101,699.42

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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.