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Finding the Fourth Proportional to 75,633.80, 104,365.58 and 43,798.37

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Solution

The fourth proportional to 75,633.80, 104,365.58 and 43,798.37 is: 60,436.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,633.80 : 104,365.58 = 43,798.37 : x
  2. Step 2: Convert to fraction form
    75,633.80/104,365.58 = 43,798.37/x
  3. Step 3: Cross multiply
    75,633.80x = 104,365.58 × 43,798.37
  4. Step 4: Simplify right side
    75,633.80x = 4,571,041,547.28
  5. Step 5: Solve for x
    x = 4,571,041,547.28/75,633.80
  6. Step 6: Final answer
    x = 60,436.50

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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.