Home / 246,401.80-369,602.76-86,603.18

Finding the Fourth Proportional to 246,401.80, 369,602.76 and 86,603.18

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Solution

The fourth proportional to 246,401.80, 369,602.76 and 86,603.18 is: 129,904.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,401.80 : 369,602.76 = 86,603.18 : x
  2. Step 2: Convert to fraction form
    246,401.80/369,602.76 = 86,603.18/x
  3. Step 3: Cross multiply
    246,401.80x = 369,602.76 × 86,603.18
  4. Step 4: Simplify right side
    246,401.80x = 32,008,772,829.52
  5. Step 5: Solve for x
    x = 32,008,772,829.52/246,401.80
  6. Step 6: Final answer
    x = 129,904.79

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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.