Home / 66,913.19-92,340.20-37,105.19

Finding the Fourth Proportional to 66,913.19, 92,340.20 and 37,105.19

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Solution

The fourth proportional to 66,913.19, 92,340.20 and 37,105.19 is: 51,205.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,913.19 : 92,340.20 = 37,105.19 : x
  2. Step 2: Convert to fraction form
    66,913.19/92,340.20 = 37,105.19/x
  3. Step 3: Cross multiply
    66,913.19x = 92,340.20 × 37,105.19
  4. Step 4: Simplify right side
    66,913.19x = 3,426,300,665.64
  5. Step 5: Solve for x
    x = 3,426,300,665.64/66,913.19
  6. Step 6: Final answer
    x = 51,205.16

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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.