Home / 114,868.19-172,302.35-43,774.25

Finding the Fourth Proportional to 114,868.19, 172,302.35 and 43,774.25

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Solution

The fourth proportional to 114,868.19, 172,302.35 and 43,774.25 is: 65,661.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,868.19 : 172,302.35 = 43,774.25 : x
  2. Step 2: Convert to fraction form
    114,868.19/172,302.35 = 43,774.25/x
  3. Step 3: Cross multiply
    114,868.19x = 172,302.35 × 43,774.25
  4. Step 4: Simplify right side
    114,868.19x = 7,542,405,925.62
  5. Step 5: Solve for x
    x = 7,542,405,925.62/114,868.19
  6. Step 6: Final answer
    x = 65,661.40

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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.