Home / 258,069.84-356,127.20-144,897.36

Finding the Fourth Proportional to 258,069.84, 356,127.20 and 144,897.36

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Solution

The fourth proportional to 258,069.84, 356,127.20 and 144,897.36 is: 199,953.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,069.84 : 356,127.20 = 144,897.36 : x
  2. Step 2: Convert to fraction form
    258,069.84/356,127.20 = 144,897.36/x
  3. Step 3: Cross multiply
    258,069.84x = 356,127.20 × 144,897.36
  4. Step 4: Simplify right side
    258,069.84x = 51,601,891,104.19
  5. Step 5: Solve for x
    x = 51,601,891,104.19/258,069.84
  6. Step 6: Final answer
    x = 199,953.20

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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.