Home / 118,173.24-163,080.48-70,454.04

Finding the Fourth Proportional to 118,173.24, 163,080.48 and 70,454.04

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Solution

The fourth proportional to 118,173.24, 163,080.48 and 70,454.04 is: 97,227.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,173.24 : 163,080.48 = 70,454.04 : x
  2. Step 2: Convert to fraction form
    118,173.24/163,080.48 = 70,454.04/x
  3. Step 3: Cross multiply
    118,173.24x = 163,080.48 × 70,454.04
  4. Step 4: Simplify right side
    118,173.24x = 11,489,678,661.14
  5. Step 5: Solve for x
    x = 11,489,678,661.14/118,173.24
  6. Step 6: Final answer
    x = 97,227.42

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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.