Home / 162,516.28-243,804.90-73,776.04

Finding the Fourth Proportional to 162,516.28, 243,804.90 and 73,776.04

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Solution

The fourth proportional to 162,516.28, 243,804.90 and 73,776.04 is: 110,677.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,516.28 : 243,804.90 = 73,776.04 : x
  2. Step 2: Convert to fraction form
    162,516.28/243,804.90 = 73,776.04/x
  3. Step 3: Cross multiply
    162,516.28x = 243,804.90 × 73,776.04
  4. Step 4: Simplify right side
    162,516.28x = 17,986,960,054.60
  5. Step 5: Solve for x
    x = 17,986,960,054.60/162,516.28
  6. Step 6: Final answer
    x = 110,677.90

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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.