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Finding the Fourth Proportional to 117,050.51, 161,528.51 and 63,334.35

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Solution

The fourth proportional to 117,050.51, 161,528.51 and 63,334.35 is: 87,400.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,050.51 : 161,528.51 = 63,334.35 : x
  2. Step 2: Convert to fraction form
    117,050.51/161,528.51 = 63,334.35/x
  3. Step 3: Cross multiply
    117,050.51x = 161,528.51 × 63,334.35
  4. Step 4: Simplify right side
    117,050.51x = 10,230,303,345.65
  5. Step 5: Solve for x
    x = 10,230,303,345.65/117,050.51
  6. Step 6: Final answer
    x = 87,400.76

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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.