Home / 220,174.02-303,840.14-124,699.17

Finding the Fourth Proportional to 220,174.02, 303,840.14 and 124,699.17

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Solution

The fourth proportional to 220,174.02, 303,840.14 and 124,699.17 is: 172,084.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,174.02 : 303,840.14 = 124,699.17 : x
  2. Step 2: Convert to fraction form
    220,174.02/303,840.14 = 124,699.17/x
  3. Step 3: Cross multiply
    220,174.02x = 303,840.14 × 124,699.17
  4. Step 4: Simplify right side
    220,174.02x = 37,888,612,647.19
  5. Step 5: Solve for x
    x = 37,888,612,647.19/220,174.02
  6. Step 6: Final answer
    x = 172,084.85

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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.