Home / 54,929.34-75,788.90-31,055.52

Finding the Fourth Proportional to 54,929.34, 75,788.90 and 31,055.52

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Solution

The fourth proportional to 54,929.34, 75,788.90 and 31,055.52 is: 42,848.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,929.34 : 75,788.90 = 31,055.52 : x
  2. Step 2: Convert to fraction form
    54,929.34/75,788.90 = 31,055.52/x
  3. Step 3: Cross multiply
    54,929.34x = 75,788.90 × 31,055.52
  4. Step 4: Simplify right side
    54,929.34x = 2,353,663,699.73
  5. Step 5: Solve for x
    x = 2,353,663,699.73/54,929.34
  6. Step 6: Final answer
    x = 42,848.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.