Home / 144,524.64-216,856.08-51,074.40

Finding the Fourth Proportional to 144,524.64, 216,856.08 and 51,074.40

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Solution

The fourth proportional to 144,524.64, 216,856.08 and 51,074.40 is: 76,636.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,524.64 : 216,856.08 = 51,074.40 : x
  2. Step 2: Convert to fraction form
    144,524.64/216,856.08 = 51,074.40/x
  3. Step 3: Cross multiply
    144,524.64x = 216,856.08 × 51,074.40
  4. Step 4: Simplify right side
    144,524.64x = 11,075,794,172.35
  5. Step 5: Solve for x
    x = 11,075,794,172.35/144,524.64
  6. Step 6: Final answer
    x = 76,636.03

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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.