Home / 105,701.96-145,873.26-63,252.32

Finding the Fourth Proportional to 105,701.96, 145,873.26 and 63,252.32

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Solution

The fourth proportional to 105,701.96, 145,873.26 and 63,252.32 is: 87,290.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,701.96 : 145,873.26 = 63,252.32 : x
  2. Step 2: Convert to fraction form
    105,701.96/145,873.26 = 63,252.32/x
  3. Step 3: Cross multiply
    105,701.96x = 145,873.26 × 63,252.32
  4. Step 4: Simplify right side
    105,701.96x = 9,226,822,120.96
  5. Step 5: Solve for x
    x = 9,226,822,120.96/105,701.96
  6. Step 6: Final answer
    x = 87,290.93

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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.