Home / 98,683.36-136,182.94-53,361.24

Finding the Fourth Proportional to 98,683.36, 136,182.94 and 53,361.24

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Solution

The fourth proportional to 98,683.36, 136,182.94 and 53,361.24 is: 73,638.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,683.36 : 136,182.94 = 53,361.24 : x
  2. Step 2: Convert to fraction form
    98,683.36/136,182.94 = 53,361.24/x
  3. Step 3: Cross multiply
    98,683.36x = 136,182.94 × 53,361.24
  4. Step 4: Simplify right side
    98,683.36x = 7,266,890,967.34
  5. Step 5: Solve for x
    x = 7,266,890,967.34/98,683.36
  6. Step 6: Final answer
    x = 73,638.46

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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.