Home / 102,631.04-153,827.04-43,447.04

Finding the Fourth Proportional to 102,631.04, 153,827.04 and 43,447.04

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Solution

The fourth proportional to 102,631.04, 153,827.04 and 43,447.04 is: 65,119.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,631.04 : 153,827.04 = 43,447.04 : x
  2. Step 2: Convert to fraction form
    102,631.04/153,827.04 = 43,447.04/x
  3. Step 3: Cross multiply
    102,631.04x = 153,827.04 × 43,447.04
  4. Step 4: Simplify right side
    102,631.04x = 6,683,329,559.96
  5. Step 5: Solve for x
    x = 6,683,329,559.96/102,631.04
  6. Step 6: Final answer
    x = 65,119.96

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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.