Home / 254,875.98-351,690.27-145,963.38

Finding the Fourth Proportional to 254,875.98, 351,690.27 and 145,963.38

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Solution

The fourth proportional to 254,875.98, 351,690.27 and 145,963.38 is: 201,407.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,875.98 : 351,690.27 = 145,963.38 : x
  2. Step 2: Convert to fraction form
    254,875.98/351,690.27 = 145,963.38/x
  3. Step 3: Cross multiply
    254,875.98x = 351,690.27 × 145,963.38
  4. Step 4: Simplify right side
    254,875.98x = 51,333,900,522.31
  5. Step 5: Solve for x
    x = 51,333,900,522.31/254,875.98
  6. Step 6: Final answer
    x = 201,407.37

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1.5x scale

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.