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Finding the Fourth Proportional to 53,476.80, 73,801.62 and 29,603.76

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Solution

The fourth proportional to 53,476.80, 73,801.62 and 29,603.76 is: 40,855.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,476.80 : 73,801.62 = 29,603.76 : x
  2. Step 2: Convert to fraction form
    53,476.80/73,801.62 = 29,603.76/x
  3. Step 3: Cross multiply
    53,476.80x = 73,801.62 × 29,603.76
  4. Step 4: Simplify right side
    53,476.80x = 2,184,805,446.09
  5. Step 5: Solve for x
    x = 2,184,805,446.09/53,476.80
  6. Step 6: Final answer
    x = 40,855.20

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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.