Home / 281,544.17-388,538.44-159,026.81

Finding the Fourth Proportional to 281,544.17, 388,538.44 and 159,026.81

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Solution

The fourth proportional to 281,544.17, 388,538.44 and 159,026.81 is: 219,461.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,544.17 : 388,538.44 = 159,026.81 : x
  2. Step 2: Convert to fraction form
    281,544.17/388,538.44 = 159,026.81/x
  3. Step 3: Cross multiply
    281,544.17x = 388,538.44 × 159,026.81
  4. Step 4: Simplify right side
    281,544.17x = 61,788,026,335.32
  5. Step 5: Solve for x
    x = 61,788,026,335.32/281,544.17
  6. Step 6: Final answer
    x = 219,461.22

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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.