Home / 144,513.64-216,839.58-51,063.40

Finding the Fourth Proportional to 144,513.64, 216,839.58 and 51,063.40

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Solution

The fourth proportional to 144,513.64, 216,839.58 and 51,063.40 is: 76,619.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,513.64 : 216,839.58 = 51,063.40 : x
  2. Step 2: Convert to fraction form
    144,513.64/216,839.58 = 51,063.40/x
  3. Step 3: Cross multiply
    144,513.64x = 216,839.58 × 51,063.40
  4. Step 4: Simplify right side
    144,513.64x = 11,072,566,209.37
  5. Step 5: Solve for x
    x = 11,072,566,209.37/144,513.64
  6. Step 6: Final answer
    x = 76,619.52

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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.