Home / 83,703.09-125,554.63-36,946.65

Finding the Fourth Proportional to 83,703.09, 125,554.63 and 36,946.65

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Solution

The fourth proportional to 83,703.09, 125,554.63 and 36,946.65 is: 55,419.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,703.09 : 125,554.63 = 36,946.65 : x
  2. Step 2: Convert to fraction form
    83,703.09/125,554.63 = 36,946.65/x
  3. Step 3: Cross multiply
    83,703.09x = 125,554.63 × 36,946.65
  4. Step 4: Simplify right side
    83,703.09x = 4,638,822,476.57
  5. Step 5: Solve for x
    x = 4,638,822,476.57/83,703.09
  6. Step 6: Final answer
    x = 55,419.97

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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.