Home / 126,802.13-174,986.94-70,213.50

Finding the Fourth Proportional to 126,802.13, 174,986.94 and 70,213.50

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Solution

The fourth proportional to 126,802.13, 174,986.94 and 70,213.50 is: 96,894.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,802.13 : 174,986.94 = 70,213.50 : x
  2. Step 2: Convert to fraction form
    126,802.13/174,986.94 = 70,213.50/x
  3. Step 3: Cross multiply
    126,802.13x = 174,986.94 × 70,213.50
  4. Step 4: Simplify right side
    126,802.13x = 12,286,445,511.69
  5. Step 5: Solve for x
    x = 12,286,445,511.69/126,802.13
  6. Step 6: Final answer
    x = 96,894.63

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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.