Home / 198,859.76-274,484.40-158,852.24

Finding the Fourth Proportional to 198,859.76, 274,484.40 and 158,852.24

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Solution

The fourth proportional to 198,859.76, 274,484.40 and 158,852.24 is: 219,262.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,859.76 : 274,484.40 = 158,852.24 : x
  2. Step 2: Convert to fraction form
    198,859.76/274,484.40 = 158,852.24/x
  3. Step 3: Cross multiply
    198,859.76x = 274,484.40 × 158,852.24
  4. Step 4: Simplify right side
    198,859.76x = 43,602,461,785.06
  5. Step 5: Solve for x
    x = 43,602,461,785.06/198,859.76
  6. Step 6: Final answer
    x = 219,262.37

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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.