Home / 42,248.54-63,313.70-28,033.72

Finding the Fourth Proportional to 42,248.54, 63,313.70 and 28,033.72

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Solution

The fourth proportional to 42,248.54, 63,313.70 and 28,033.72 is: 42,011.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,248.54 : 63,313.70 = 28,033.72 : x
  2. Step 2: Convert to fraction form
    42,248.54/63,313.70 = 28,033.72/x
  3. Step 3: Cross multiply
    42,248.54x = 63,313.70 × 28,033.72
  4. Step 4: Simplify right side
    42,248.54x = 1,774,918,537.96
  5. Step 5: Solve for x
    x = 1,774,918,537.96/42,248.54
  6. Step 6: Final answer
    x = 42,011.36

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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.