Home / 558,744.57-838,144.53-159,444.18

Finding the Fourth Proportional to 558,744.57, 838,144.53 and 159,444.18

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Solution

The fourth proportional to 558,744.57, 838,144.53 and 159,444.18 is: 239,174.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,744.57 : 838,144.53 = 159,444.18 : x
  2. Step 2: Convert to fraction form
    558,744.57/838,144.53 = 159,444.18/x
  3. Step 3: Cross multiply
    558,744.57x = 838,144.53 × 159,444.18
  4. Step 4: Simplify right side
    558,744.57x = 133,637,267,307.34
  5. Step 5: Solve for x
    x = 133,637,267,307.34/558,744.57
  6. Step 6: Final answer
    x = 239,174.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.