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Finding the Fourth Proportional to 75,201.95, 103,775.65 and 44,969.45

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Solution

The fourth proportional to 75,201.95, 103,775.65 and 44,969.45 is: 62,056.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,201.95 : 103,775.65 = 44,969.45 : x
  2. Step 2: Convert to fraction form
    75,201.95/103,775.65 = 44,969.45/x
  3. Step 3: Cross multiply
    75,201.95x = 103,775.65 × 44,969.45
  4. Step 4: Simplify right side
    75,201.95x = 4,666,733,272.59
  5. Step 5: Solve for x
    x = 4,666,733,272.59/75,201.95
  6. Step 6: Final answer
    x = 62,056.01

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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.