Home / 109,476.04-151,072.36-61,733.84

Finding the Fourth Proportional to 109,476.04, 151,072.36 and 61,733.84

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Solution

The fourth proportional to 109,476.04, 151,072.36 and 61,733.84 is: 85,190.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,476.04 : 151,072.36 = 61,733.84 : x
  2. Step 2: Convert to fraction form
    109,476.04/151,072.36 = 61,733.84/x
  3. Step 3: Cross multiply
    109,476.04x = 151,072.36 × 61,733.84
  4. Step 4: Simplify right side
    109,476.04x = 9,326,276,900.66
  5. Step 5: Solve for x
    x = 9,326,276,900.66/109,476.04
  6. Step 6: Final answer
    x = 85,190.12

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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.