Home / 124,896.84-172,353.37-71,199.15

Finding the Fourth Proportional to 124,896.84, 172,353.37 and 71,199.15

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Solution

The fourth proportional to 124,896.84, 172,353.37 and 71,199.15 is: 98,252.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,896.84 : 172,353.37 = 71,199.15 : x
  2. Step 2: Convert to fraction form
    124,896.84/172,353.37 = 71,199.15/x
  3. Step 3: Cross multiply
    124,896.84x = 172,353.37 × 71,199.15
  4. Step 4: Simplify right side
    124,896.84x = 12,271,413,722.30
  5. Step 5: Solve for x
    x = 12,271,413,722.30/124,896.84
  6. Step 6: Final answer
    x = 98,252.40

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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.