Home / 249,922.08-374,844.60-81,441.98

Finding the Fourth Proportional to 249,922.08, 374,844.60 and 81,441.98

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Solution

The fourth proportional to 249,922.08, 374,844.60 and 81,441.98 is: 122,150.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,922.08 : 374,844.60 = 81,441.98 : x
  2. Step 2: Convert to fraction form
    249,922.08/374,844.60 = 81,441.98/x
  3. Step 3: Cross multiply
    249,922.08x = 374,844.60 × 81,441.98
  4. Step 4: Simplify right side
    249,922.08x = 30,528,084,134.88
  5. Step 5: Solve for x
    x = 30,528,084,134.88/249,922.08
  6. Step 6: Final answer
    x = 122,150.41

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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.