Home / 170,106.05-234,732.57-98,490.60

Finding the Fourth Proportional to 170,106.05, 234,732.57 and 98,490.60

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Solution

The fourth proportional to 170,106.05, 234,732.57 and 98,490.60 is: 135,909.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,106.05 : 234,732.57 = 98,490.60 : x
  2. Step 2: Convert to fraction form
    170,106.05/234,732.57 = 98,490.60/x
  3. Step 3: Cross multiply
    170,106.05x = 234,732.57 × 98,490.60
  4. Step 4: Simplify right side
    170,106.05x = 23,118,951,658.84
  5. Step 5: Solve for x
    x = 23,118,951,658.84/170,106.05
  6. Step 6: Final answer
    x = 135,909.05

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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.