Home / 126,573.39-174,663.36-69,984.81

Finding the Fourth Proportional to 126,573.39, 174,663.36 and 69,984.81

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Solution

The fourth proportional to 126,573.39, 174,663.36 and 69,984.81 is: 96,574.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,573.39 : 174,663.36 = 69,984.81 : x
  2. Step 2: Convert to fraction form
    126,573.39/174,663.36 = 69,984.81/x
  3. Step 3: Cross multiply
    126,573.39x = 174,663.36 × 69,984.81
  4. Step 4: Simplify right side
    126,573.39x = 12,223,782,063.56
  5. Step 5: Solve for x
    x = 12,223,782,063.56/126,573.39
  6. Step 6: Final answer
    x = 96,574.66

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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.