Home / 58,530.32-87,798.30-19,087.36

Finding the Fourth Proportional to 58,530.32, 87,798.30 and 19,087.36

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Solution

The fourth proportional to 58,530.32, 87,798.30 and 19,087.36 is: 28,631.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,530.32 : 87,798.30 = 19,087.36 : x
  2. Step 2: Convert to fraction form
    58,530.32/87,798.30 = 19,087.36/x
  3. Step 3: Cross multiply
    58,530.32x = 87,798.30 × 19,087.36
  4. Step 4: Simplify right side
    58,530.32x = 1,675,837,759.49
  5. Step 5: Solve for x
    x = 1,675,837,759.49/58,530.32
  6. Step 6: Final answer
    x = 28,631.96

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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.