Home / 66,898.09-92,320.25-36,683.33

Finding the Fourth Proportional to 66,898.09, 92,320.25 and 36,683.33

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Solution

The fourth proportional to 66,898.09, 92,320.25 and 36,683.33 is: 50,623.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,898.09 : 92,320.25 = 36,683.33 : x
  2. Step 2: Convert to fraction form
    66,898.09/92,320.25 = 36,683.33/x
  3. Step 3: Cross multiply
    66,898.09x = 92,320.25 × 36,683.33
  4. Step 4: Simplify right side
    66,898.09x = 3,386,614,243.82
  5. Step 5: Solve for x
    x = 3,386,614,243.82/66,898.09
  6. Step 6: Final answer
    x = 50,623.48

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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.