Home / 98,132.68-147,068.46-53,692.36

Finding the Fourth Proportional to 98,132.68, 147,068.46 and 53,692.36

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Solution

The fourth proportional to 98,132.68, 147,068.46 and 53,692.36 is: 80,467.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,132.68 : 147,068.46 = 53,692.36 : x
  2. Step 2: Convert to fraction form
    98,132.68/147,068.46 = 53,692.36/x
  3. Step 3: Cross multiply
    98,132.68x = 147,068.46 × 53,692.36
  4. Step 4: Simplify right side
    98,132.68x = 7,896,452,698.97
  5. Step 5: Solve for x
    x = 7,896,452,698.97/98,132.68
  6. Step 6: Final answer
    x = 80,467.11

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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.