Home / 59,485.17-89,240.06-20,045.36

Finding the Fourth Proportional to 59,485.17, 89,240.06 and 20,045.36

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Solution

The fourth proportional to 59,485.17, 89,240.06 and 20,045.36 is: 30,072.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,485.17 : 89,240.06 = 20,045.36 : x
  2. Step 2: Convert to fraction form
    59,485.17/89,240.06 = 20,045.36/x
  3. Step 3: Cross multiply
    59,485.17x = 89,240.06 × 20,045.36
  4. Step 4: Simplify right side
    59,485.17x = 1,788,848,582.69
  5. Step 5: Solve for x
    x = 1,788,848,582.69/59,485.17
  6. Step 6: Final answer
    x = 30,072.18

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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.