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Finding the Fourth Proportional to 53,572.96, 73,991.19 and 36,547.96

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Solution

The fourth proportional to 53,572.96, 73,991.19 and 36,547.96 is: 50,477.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,572.96 : 73,991.19 = 36,547.96 : x
  2. Step 2: Convert to fraction form
    53,572.96/73,991.19 = 36,547.96/x
  3. Step 3: Cross multiply
    53,572.96x = 73,991.19 × 36,547.96
  4. Step 4: Simplify right side
    53,572.96x = 2,704,227,052.47
  5. Step 5: Solve for x
    x = 2,704,227,052.47/53,572.96
  6. Step 6: Final answer
    x = 50,477.46

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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.