Home / 155,308.55-232,962.82-50,143.01

Finding the Fourth Proportional to 155,308.55, 232,962.82 and 50,143.01

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Solution

The fourth proportional to 155,308.55, 232,962.82 and 50,143.01 is: 75,214.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,308.55 : 232,962.82 = 50,143.01 : x
  2. Step 2: Convert to fraction form
    155,308.55/232,962.82 = 50,143.01/x
  3. Step 3: Cross multiply
    155,308.55x = 232,962.82 × 50,143.01
  4. Step 4: Simplify right side
    155,308.55x = 11,681,455,848.07
  5. Step 5: Solve for x
    x = 11,681,455,848.07/155,308.55
  6. Step 6: Final answer
    x = 75,214.51

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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.