Home / 86,483.24-119,345.28-48,757.52

Finding the Fourth Proportional to 86,483.24, 119,345.28 and 48,757.52

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Solution

The fourth proportional to 86,483.24, 119,345.28 and 48,757.52 is: 67,284.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,483.24 : 119,345.28 = 48,757.52 : x
  2. Step 2: Convert to fraction form
    86,483.24/119,345.28 = 48,757.52/x
  3. Step 3: Cross multiply
    86,483.24x = 119,345.28 × 48,757.52
  4. Step 4: Simplify right side
    86,483.24x = 5,818,979,876.51
  5. Step 5: Solve for x
    x = 5,818,979,876.51/86,483.24
  6. Step 6: Final answer
    x = 67,284.48

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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.