Home / 84,303.32-126,345.96-63,076.82

Finding the Fourth Proportional to 84,303.32, 126,345.96 and 63,076.82

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Solution

The fourth proportional to 84,303.32, 126,345.96 and 63,076.82 is: 94,533.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,303.32 : 126,345.96 = 63,076.82 : x
  2. Step 2: Convert to fraction form
    84,303.32/126,345.96 = 63,076.82/x
  3. Step 3: Cross multiply
    84,303.32x = 126,345.96 × 63,076.82
  4. Step 4: Simplify right side
    84,303.32x = 7,969,500,744.92
  5. Step 5: Solve for x
    x = 7,969,500,744.92/84,303.32
  6. Step 6: Final answer
    x = 94,533.66

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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.