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Finding the Fourth Proportional to 144,592.92, 199,580.22 and 88,106.76

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Solution

The fourth proportional to 144,592.92, 199,580.22 and 88,106.76 is: 121,612.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,592.92 : 199,580.22 = 88,106.76 : x
  2. Step 2: Convert to fraction form
    144,592.92/199,580.22 = 88,106.76/x
  3. Step 3: Cross multiply
    144,592.92x = 199,580.22 × 88,106.76
  4. Step 4: Simplify right side
    144,592.92x = 17,584,366,544.29
  5. Step 5: Solve for x
    x = 17,584,366,544.29/144,592.92
  6. Step 6: Final answer
    x = 121,612.92

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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.