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Finding the Fourth Proportional to 79,322.57, 118,945.58 and 46,051.01

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Solution

The fourth proportional to 79,322.57, 118,945.58 and 46,051.01 is: 69,054.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,322.57 : 118,945.58 = 46,051.01 : x
  2. Step 2: Convert to fraction form
    79,322.57/118,945.58 = 46,051.01/x
  3. Step 3: Cross multiply
    79,322.57x = 118,945.58 × 46,051.01
  4. Step 4: Simplify right side
    79,322.57x = 5,477,564,094.04
  5. Step 5: Solve for x
    x = 5,477,564,094.04/79,322.57
  6. Step 6: Final answer
    x = 69,054.29

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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.