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Finding the Fourth Proportional to 60,411.57, 83,365.68 and 33,555.81

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Solution

The fourth proportional to 60,411.57, 83,365.68 and 33,555.81 is: 46,305.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,411.57 : 83,365.68 = 33,555.81 : x
  2. Step 2: Convert to fraction form
    60,411.57/83,365.68 = 33,555.81/x
  3. Step 3: Cross multiply
    60,411.57x = 83,365.68 × 33,555.81
  4. Step 4: Simplify right side
    60,411.57x = 2,797,402,918.60
  5. Step 5: Solve for x
    x = 2,797,402,918.60/60,411.57
  6. Step 6: Final answer
    x = 46,305.75

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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.