Home / 83,051.52-114,612.48-45,327.36

Finding the Fourth Proportional to 83,051.52, 114,612.48 and 45,327.36

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Solution

The fourth proportional to 83,051.52, 114,612.48 and 45,327.36 is: 62,552.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,051.52 : 114,612.48 = 45,327.36 : x
  2. Step 2: Convert to fraction form
    83,051.52/114,612.48 = 45,327.36/x
  3. Step 3: Cross multiply
    83,051.52x = 114,612.48 × 45,327.36
  4. Step 4: Simplify right side
    83,051.52x = 5,195,081,141.45
  5. Step 5: Solve for x
    x = 5,195,081,141.45/83,051.52
  6. Step 6: Final answer
    x = 62,552.51

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1.5x scale

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.