Home / 98,220.14-147,394.74-53,878.04

Finding the Fourth Proportional to 98,220.14, 147,394.74 and 53,878.04

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Solution

The fourth proportional to 98,220.14, 147,394.74 and 53,878.04 is: 80,852.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,220.14 : 147,394.74 = 53,878.04 : x
  2. Step 2: Convert to fraction form
    98,220.14/147,394.74 = 53,878.04/x
  3. Step 3: Cross multiply
    98,220.14x = 147,394.74 × 53,878.04
  4. Step 4: Simplify right side
    98,220.14x = 7,941,339,697.51
  5. Step 5: Solve for x
    x = 7,941,339,697.51/98,220.14
  6. Step 6: Final answer
    x = 80,852.46

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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.