Home / 56,533.10-84,818.07-28,438.65

Finding the Fourth Proportional to 56,533.10, 84,818.07 and 28,438.65

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Solution

The fourth proportional to 56,533.10, 84,818.07 and 28,438.65 is: 42,667.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,533.10 : 84,818.07 = 28,438.65 : x
  2. Step 2: Convert to fraction form
    56,533.10/84,818.07 = 28,438.65/x
  3. Step 3: Cross multiply
    56,533.10x = 84,818.07 × 28,438.65
  4. Step 4: Simplify right side
    56,533.10x = 2,412,111,583.52
  5. Step 5: Solve for x
    x = 2,412,111,583.52/56,533.10
  6. Step 6: Final answer
    x = 42,667.25

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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.