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Finding the Fourth Proportional to 114,080.46, 157,436.16 and 63,779.46

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Solution

The fourth proportional to 114,080.46, 157,436.16 and 63,779.46 is: 88,018.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,080.46 : 157,436.16 = 63,779.46 : x
  2. Step 2: Convert to fraction form
    114,080.46/157,436.16 = 63,779.46/x
  3. Step 3: Cross multiply
    114,080.46x = 157,436.16 × 63,779.46
  4. Step 4: Simplify right side
    114,080.46x = 10,041,193,269.27
  5. Step 5: Solve for x
    x = 10,041,193,269.27/114,080.46
  6. Step 6: Final answer
    x = 88,018.52

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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.