Home / 114,681.36-172,013.54-48,118.80

Finding the Fourth Proportional to 114,681.36, 172,013.54 and 48,118.80

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Solution

The fourth proportional to 114,681.36, 172,013.54 and 48,118.80 is: 72,174.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,681.36 : 172,013.54 = 48,118.80 : x
  2. Step 2: Convert to fraction form
    114,681.36/172,013.54 = 48,118.80/x
  3. Step 3: Cross multiply
    114,681.36x = 172,013.54 × 48,118.80
  4. Step 4: Simplify right side
    114,681.36x = 8,277,084,887.96
  5. Step 5: Solve for x
    x = 8,277,084,887.96/114,681.36
  6. Step 6: Final answer
    x = 72,174.63

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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.