Home / 66,683.38-99,973.14-33,386.30

Finding the Fourth Proportional to 66,683.38, 99,973.14 and 33,386.30

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Solution

The fourth proportional to 66,683.38, 99,973.14 and 33,386.30 is: 50,053.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,683.38 : 99,973.14 = 33,386.30 : x
  2. Step 2: Convert to fraction form
    66,683.38/99,973.14 = 33,386.30/x
  3. Step 3: Cross multiply
    66,683.38x = 99,973.14 × 33,386.30
  4. Step 4: Simplify right side
    66,683.38x = 3,337,733,243.98
  5. Step 5: Solve for x
    x = 3,337,733,243.98/66,683.38
  6. Step 6: Final answer
    x = 50,053.45

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1.5x scale

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.