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Finding the Fourth Proportional to 73,572.83, 101,529.53 and 43,359.42

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Solution

The fourth proportional to 73,572.83, 101,529.53 and 43,359.42 is: 59,835.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,572.83 : 101,529.53 = 43,359.42 : x
  2. Step 2: Convert to fraction form
    73,572.83/101,529.53 = 43,359.42/x
  3. Step 3: Cross multiply
    73,572.83x = 101,529.53 × 43,359.42
  4. Step 4: Simplify right side
    73,572.83x = 4,402,261,316.88
  5. Step 5: Solve for x
    x = 4,402,261,316.88/73,572.83
  6. Step 6: Final answer
    x = 59,835.43

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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.