Home / 98,317.14-135,645.57-58,017.30

Finding the Fourth Proportional to 98,317.14, 135,645.57 and 58,017.30

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Solution

The fourth proportional to 98,317.14, 135,645.57 and 58,017.30 is: 80,044.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,317.14 : 135,645.57 = 58,017.30 : x
  2. Step 2: Convert to fraction form
    98,317.14/135,645.57 = 58,017.30/x
  3. Step 3: Cross multiply
    98,317.14x = 135,645.57 × 58,017.30
  4. Step 4: Simplify right side
    98,317.14x = 7,869,789,728.36
  5. Step 5: Solve for x
    x = 7,869,789,728.36/98,317.14
  6. Step 6: Final answer
    x = 80,044.94

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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.