Home / 126,815.49-174,877.52-92,829.51

Finding the Fourth Proportional to 126,815.49, 174,877.52 and 92,829.51

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Solution

The fourth proportional to 126,815.49, 174,877.52 and 92,829.51 is: 128,011.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,815.49 : 174,877.52 = 92,829.51 : x
  2. Step 2: Convert to fraction form
    126,815.49/174,877.52 = 92,829.51/x
  3. Step 3: Cross multiply
    126,815.49x = 174,877.52 × 92,829.51
  4. Step 4: Simplify right side
    126,815.49x = 16,233,794,027.47
  5. Step 5: Solve for x
    x = 16,233,794,027.47/126,815.49
  6. Step 6: Final answer
    x = 128,011.13

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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.