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Finding the Fourth Proportional to 107,088.49, 160,653.01 and 43,051.59

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Solution

The fourth proportional to 107,088.49, 160,653.01 and 43,051.59 is: 64,585.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,088.49 : 160,653.01 = 43,051.59 : x
  2. Step 2: Convert to fraction form
    107,088.49/160,653.01 = 43,051.59/x
  3. Step 3: Cross multiply
    107,088.49x = 160,653.01 × 43,051.59
  4. Step 4: Simplify right side
    107,088.49x = 6,916,367,518.79
  5. Step 5: Solve for x
    x = 6,916,367,518.79/107,088.49
  6. Step 6: Final answer
    x = 64,585.54

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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.