Home / 170,005.30-234,487.91-147,303.97

Finding the Fourth Proportional to 170,005.30, 234,487.91 and 147,303.97

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Solution

The fourth proportional to 170,005.30, 234,487.91 and 147,303.97 is: 203,176.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,005.30 : 234,487.91 = 147,303.97 : x
  2. Step 2: Convert to fraction form
    170,005.30/234,487.91 = 147,303.97/x
  3. Step 3: Cross multiply
    170,005.30x = 234,487.91 × 147,303.97
  4. Step 4: Simplify right side
    170,005.30x = 34,540,999,842.04
  5. Step 5: Solve for x
    x = 34,540,999,842.04/170,005.30
  6. Step 6: Final answer
    x = 203,176.02

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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.