Home / 126,801.84-174,986.54-70,213.24

Finding the Fourth Proportional to 126,801.84, 174,986.54 and 70,213.24

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Solution

The fourth proportional to 126,801.84, 174,986.54 and 70,213.24 is: 96,894.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,801.84 : 174,986.54 = 70,213.24 : x
  2. Step 2: Convert to fraction form
    126,801.84/174,986.54 = 70,213.24/x
  3. Step 3: Cross multiply
    126,801.84x = 174,986.54 × 70,213.24
  4. Step 4: Simplify right side
    126,801.84x = 12,286,371,929.79
  5. Step 5: Solve for x
    x = 12,286,371,929.79/126,801.84
  6. Step 6: Final answer
    x = 96,894.27

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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.