Home / 126,619.84-174,730.48-70,032.16

Finding the Fourth Proportional to 126,619.84, 174,730.48 and 70,032.16

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Solution

The fourth proportional to 126,619.84, 174,730.48 and 70,032.16 is: 96,641.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,619.84 : 174,730.48 = 70,032.16 : x
  2. Step 2: Convert to fraction form
    126,619.84/174,730.48 = 70,032.16/x
  3. Step 3: Cross multiply
    126,619.84x = 174,730.48 × 70,032.16
  4. Step 4: Simplify right side
    126,619.84x = 12,236,752,932.24
  5. Step 5: Solve for x
    x = 12,236,752,932.24/126,619.84
  6. Step 6: Final answer
    x = 96,641.67

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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.