Home / 131,907.54-182,041.34-74,526.96

Finding the Fourth Proportional to 131,907.54, 182,041.34 and 74,526.96

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Solution

The fourth proportional to 131,907.54, 182,041.34 and 74,526.96 is: 102,852.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,907.54 : 182,041.34 = 74,526.96 : x
  2. Step 2: Convert to fraction form
    131,907.54/182,041.34 = 74,526.96/x
  3. Step 3: Cross multiply
    131,907.54x = 182,041.34 × 74,526.96
  4. Step 4: Simplify right side
    131,907.54x = 13,566,987,291.89
  5. Step 5: Solve for x
    x = 13,566,987,291.89/131,907.54
  6. Step 6: Final answer
    x = 102,852.25

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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.