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Finding the Fourth Proportional to 53,502.54, 73,829.48 and 29,298.20

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Solution

The fourth proportional to 53,502.54, 73,829.48 and 29,298.20 is: 40,429.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,502.54 : 73,829.48 = 29,298.20 : x
  2. Step 2: Convert to fraction form
    53,502.54/73,829.48 = 29,298.20/x
  3. Step 3: Cross multiply
    53,502.54x = 73,829.48 × 29,298.20
  4. Step 4: Simplify right side
    53,502.54x = 2,163,070,870.94
  5. Step 5: Solve for x
    x = 2,163,070,870.94/53,502.54
  6. Step 6: Final answer
    x = 40,429.31

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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.