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Finding the Fourth Proportional to 73,504.48, 101,326.80 and 45,188.32

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Solution

The fourth proportional to 73,504.48, 101,326.80 and 45,188.32 is: 62,292.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,504.48 : 101,326.80 = 45,188.32 : x
  2. Step 2: Convert to fraction form
    73,504.48/101,326.80 = 45,188.32/x
  3. Step 3: Cross multiply
    73,504.48x = 101,326.80 × 45,188.32
  4. Step 4: Simplify right side
    73,504.48x = 4,578,787,862.98
  5. Step 5: Solve for x
    x = 4,578,787,862.98/73,504.48
  6. Step 6: Final answer
    x = 62,292.64

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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.