Home / 58,087.32-87,120.92-15,957.36

Finding the Fourth Proportional to 58,087.32, 87,120.92 and 15,957.36

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Solution

The fourth proportional to 58,087.32, 87,120.92 and 15,957.36 is: 23,933.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,087.32 : 87,120.92 = 15,957.36 : x
  2. Step 2: Convert to fraction form
    58,087.32/87,120.92 = 15,957.36/x
  3. Step 3: Cross multiply
    58,087.32x = 87,120.92 × 15,957.36
  4. Step 4: Simplify right side
    58,087.32x = 1,390,219,804.18
  5. Step 5: Solve for x
    x = 1,390,219,804.18/58,087.32
  6. Step 6: Final answer
    x = 23,933.28

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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.