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Finding the Fourth Proportional to 183,794.79, 253,666.86 and 126,386.04

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Solution

The fourth proportional to 183,794.79, 253,666.86 and 126,386.04 is: 174,433.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,794.79 : 253,666.86 = 126,386.04 : x
  2. Step 2: Convert to fraction form
    183,794.79/253,666.86 = 126,386.04/x
  3. Step 3: Cross multiply
    183,794.79x = 253,666.86 × 126,386.04
  4. Step 4: Simplify right side
    183,794.79x = 32,059,949,914.63
  5. Step 5: Solve for x
    x = 32,059,949,914.63/183,794.79
  6. Step 6: Final answer
    x = 174,433.40

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1.5x scale

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.