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Finding the Fourth Proportional to 73,543.76, 101,525.64 and 45,273.68

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Solution

The fourth proportional to 73,543.76, 101,525.64 and 45,273.68 is: 62,499.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,543.76 : 101,525.64 = 45,273.68 : x
  2. Step 2: Convert to fraction form
    73,543.76/101,525.64 = 45,273.68/x
  3. Step 3: Cross multiply
    73,543.76x = 101,525.64 × 45,273.68
  4. Step 4: Simplify right side
    73,543.76x = 4,596,439,337.16
  5. Step 5: Solve for x
    x = 4,596,439,337.16/73,543.76
  6. Step 6: Final answer
    x = 62,499.38

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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.