Home / 58,713.21-87,959.09-45,501.01

Finding the Fourth Proportional to 58,713.21, 87,959.09 and 45,501.01

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Solution

The fourth proportional to 58,713.21, 87,959.09 and 45,501.01 is: 68,165.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,713.21 : 87,959.09 = 45,501.01 : x
  2. Step 2: Convert to fraction form
    58,713.21/87,959.09 = 45,501.01/x
  3. Step 3: Cross multiply
    58,713.21x = 87,959.09 × 45,501.01
  4. Step 4: Simplify right side
    58,713.21x = 4,002,227,327.54
  5. Step 5: Solve for x
    x = 4,002,227,327.54/58,713.21
  6. Step 6: Final answer
    x = 68,165.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.