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Finding the Fourth Proportional to 74,051.55, 110,913.30 and 60,929.55

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Solution

The fourth proportional to 74,051.55, 110,913.30 and 60,929.55 is: 91,259.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,051.55 : 110,913.30 = 60,929.55 : x
  2. Step 2: Convert to fraction form
    74,051.55/110,913.30 = 60,929.55/x
  3. Step 3: Cross multiply
    74,051.55x = 110,913.30 × 60,929.55
  4. Step 4: Simplify right side
    74,051.55x = 6,757,897,458.02
  5. Step 5: Solve for x
    x = 6,757,897,458.02/74,051.55
  6. Step 6: Final answer
    x = 91,259.37

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1.5x scale

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.