Home / 125,206.89-187,810.64-36,462.55

Finding the Fourth Proportional to 125,206.89, 187,810.64 and 36,462.55

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Solution

The fourth proportional to 125,206.89, 187,810.64 and 36,462.55 is: 54,693.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,206.89 : 187,810.64 = 36,462.55 : x
  2. Step 2: Convert to fraction form
    125,206.89/187,810.64 = 36,462.55/x
  3. Step 3: Cross multiply
    125,206.89x = 187,810.64 × 36,462.55
  4. Step 4: Simplify right side
    125,206.89x = 6,848,054,851.53
  5. Step 5: Solve for x
    x = 6,848,054,851.53/125,206.89
  6. Step 6: Final answer
    x = 54,693.91

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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.