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Finding the Fourth Proportional to 53,480.99, 73,780.59 and 32,248.46

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Solution

The fourth proportional to 53,480.99, 73,780.59 and 32,248.46 is: 44,488.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,480.99 : 73,780.59 = 32,248.46 : x
  2. Step 2: Convert to fraction form
    53,480.99/73,780.59 = 32,248.46/x
  3. Step 3: Cross multiply
    53,480.99x = 73,780.59 × 32,248.46
  4. Step 4: Simplify right side
    53,480.99x = 2,379,310,710.77
  5. Step 5: Solve for x
    x = 2,379,310,710.77/53,480.99
  6. Step 6: Final answer
    x = 44,488.90

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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.