Home / 114,675.61-172,013.26-75,223.35

Finding the Fourth Proportional to 114,675.61, 172,013.26 and 75,223.35

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Solution

The fourth proportional to 114,675.61, 172,013.26 and 75,223.35 is: 112,834.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,675.61 : 172,013.26 = 75,223.35 : x
  2. Step 2: Convert to fraction form
    114,675.61/172,013.26 = 75,223.35/x
  3. Step 3: Cross multiply
    114,675.61x = 172,013.26 × 75,223.35
  4. Step 4: Simplify right side
    114,675.61x = 12,939,413,661.62
  5. Step 5: Solve for x
    x = 12,939,413,661.62/114,675.61
  6. Step 6: Final answer
    x = 112,834.92

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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.