Home / 107,051.08-147,731.52-59,305.44

Finding the Fourth Proportional to 107,051.08, 147,731.52 and 59,305.44

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Solution

The fourth proportional to 107,051.08, 147,731.52 and 59,305.44 is: 81,842.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,051.08 : 147,731.52 = 59,305.44 : x
  2. Step 2: Convert to fraction form
    107,051.08/147,731.52 = 59,305.44/x
  3. Step 3: Cross multiply
    107,051.08x = 147,731.52 × 59,305.44
  4. Step 4: Simplify right side
    107,051.08x = 8,761,282,795.47
  5. Step 5: Solve for x
    x = 8,761,282,795.47/107,051.08
  6. Step 6: Final answer
    x = 81,842.08

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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.