Home / 124,855.32-172,258.14-71,102.22

Finding the Fourth Proportional to 124,855.32, 172,258.14 and 71,102.22

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Solution

The fourth proportional to 124,855.32, 172,258.14 and 71,102.22 is: 98,097.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,855.32 : 172,258.14 = 71,102.22 : x
  2. Step 2: Convert to fraction form
    124,855.32/172,258.14 = 71,102.22/x
  3. Step 3: Cross multiply
    124,855.32x = 172,258.14 × 71,102.22
  4. Step 4: Simplify right side
    124,855.32x = 12,247,936,167.07
  5. Step 5: Solve for x
    x = 12,247,936,167.07/124,855.32
  6. Step 6: Final answer
    x = 98,097.03

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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.