Home / 118,412.04-177,688.08-43,584.72

Finding the Fourth Proportional to 118,412.04, 177,688.08 and 43,584.72

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Solution

The fourth proportional to 118,412.04, 177,688.08 and 43,584.72 is: 65,402.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,412.04 : 177,688.08 = 43,584.72 : x
  2. Step 2: Convert to fraction form
    118,412.04/177,688.08 = 43,584.72/x
  3. Step 3: Cross multiply
    118,412.04x = 177,688.08 × 43,584.72
  4. Step 4: Simplify right side
    118,412.04x = 7,744,485,214.14
  5. Step 5: Solve for x
    x = 7,744,485,214.14/118,412.04
  6. Step 6: Final answer
    x = 65,402.85

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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.