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Finding the Fourth Proportional to 73,509.52, 101,427.51 and 43,283.81

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Solution

The fourth proportional to 73,509.52, 101,427.51 and 43,283.81 is: 59,722.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,509.52 : 101,427.51 = 43,283.81 : x
  2. Step 2: Convert to fraction form
    73,509.52/101,427.51 = 43,283.81/x
  3. Step 3: Cross multiply
    73,509.52x = 101,427.51 × 43,283.81
  4. Step 4: Simplify right side
    73,509.52x = 4,390,169,325.18
  5. Step 5: Solve for x
    x = 4,390,169,325.18/73,509.52
  6. Step 6: Final answer
    x = 59,722.46

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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.