Home / 114,636.40-172,017.36-44,518.48

Finding the Fourth Proportional to 114,636.40, 172,017.36 and 44,518.48

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Solution

The fourth proportional to 114,636.40, 172,017.36 and 44,518.48 is: 66,802.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,636.40 : 172,017.36 = 44,518.48 : x
  2. Step 2: Convert to fraction form
    114,636.40/172,017.36 = 44,518.48/x
  3. Step 3: Cross multiply
    114,636.40x = 172,017.36 × 44,518.48
  4. Step 4: Simplify right side
    114,636.40x = 7,657,951,400.81
  5. Step 5: Solve for x
    x = 7,657,951,400.81/114,636.40
  6. Step 6: Final answer
    x = 66,802.09

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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.