Home / 73,260.15-101,118.93-43,055.20

Finding the Fourth Proportional to 73,260.15, 101,118.93 and 43,055.20

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Solution

The fourth proportional to 73,260.15, 101,118.93 and 43,055.20 is: 59,427.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,260.15 : 101,118.93 = 43,055.20 : x
  2. Step 2: Convert to fraction form
    73,260.15/101,118.93 = 43,055.20/x
  3. Step 3: Cross multiply
    73,260.15x = 101,118.93 × 43,055.20
  4. Step 4: Simplify right side
    73,260.15x = 4,353,695,754.94
  5. Step 5: Solve for x
    x = 4,353,695,754.94/73,260.15
  6. Step 6: Final answer
    x = 59,427.88

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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.