Home / 180,490.20-249,102.74-103,994.52

Finding the Fourth Proportional to 180,490.20, 249,102.74 and 103,994.52

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Solution

The fourth proportional to 180,490.20, 249,102.74 and 103,994.52 is: 143,527.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,490.20 : 249,102.74 = 103,994.52 : x
  2. Step 2: Convert to fraction form
    180,490.20/249,102.74 = 103,994.52/x
  3. Step 3: Cross multiply
    180,490.20x = 249,102.74 × 103,994.52
  4. Step 4: Simplify right side
    180,490.20x = 25,905,319,202.84
  5. Step 5: Solve for x
    x = 25,905,319,202.84/180,490.20
  6. Step 6: Final answer
    x = 143,527.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.