Home / 118,427.74-177,711.64-43,600.48

Finding the Fourth Proportional to 118,427.74, 177,711.64 and 43,600.48

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Solution

The fourth proportional to 118,427.74, 177,711.64 and 43,600.48 is: 65,426.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,427.74 : 177,711.64 = 43,600.48 : x
  2. Step 2: Convert to fraction form
    118,427.74/177,711.64 = 43,600.48/x
  3. Step 3: Cross multiply
    118,427.74x = 177,711.64 × 43,600.48
  4. Step 4: Simplify right side
    118,427.74x = 7,748,312,252.31
  5. Step 5: Solve for x
    x = 7,748,312,252.31/118,427.74
  6. Step 6: Final answer
    x = 65,426.50

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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.