Home / 63,179.04-87,159.60-40,477.44

Finding the Fourth Proportional to 63,179.04, 87,159.60 and 40,477.44

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Solution

The fourth proportional to 63,179.04, 87,159.60 and 40,477.44 is: 55,841.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,179.04 : 87,159.60 = 40,477.44 : x
  2. Step 2: Convert to fraction form
    63,179.04/87,159.60 = 40,477.44/x
  3. Step 3: Cross multiply
    63,179.04x = 87,159.60 × 40,477.44
  4. Step 4: Simplify right side
    63,179.04x = 3,527,997,479.42
  5. Step 5: Solve for x
    x = 3,527,997,479.42/63,179.04
  6. Step 6: Final answer
    x = 55,841.26

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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.