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Finding the Fourth Proportional to 116,352.77, 160,566.72 and 66,051.77

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Solution

The fourth proportional to 116,352.77, 160,566.72 and 66,051.77 is: 91,151.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,352.77 : 160,566.72 = 66,051.77 : x
  2. Step 2: Convert to fraction form
    116,352.77/160,566.72 = 66,051.77/x
  3. Step 3: Cross multiply
    116,352.77x = 160,566.72 × 66,051.77
  4. Step 4: Simplify right side
    116,352.77x = 10,605,715,256.26
  5. Step 5: Solve for x
    x = 10,605,715,256.26/116,352.77
  6. Step 6: Final answer
    x = 91,151.38

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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.