Home / 171,258.06-236,180-147,051.46

Finding the Fourth Proportional to 171,258.06, 236,180 and 147,051.46

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Solution

The fourth proportional to 171,258.06, 236,180 and 147,051.46 is: 202,796.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,258.06 : 236,180 = 147,051.46 : x
  2. Step 2: Convert to fraction form
    171,258.06/236,180 = 147,051.46/x
  3. Step 3: Cross multiply
    171,258.06x = 236,180 × 147,051.46
  4. Step 4: Simplify right side
    171,258.06x = 34,730,613,822.80
  5. Step 5: Solve for x
    x = 34,730,613,822.80/171,258.06
  6. Step 6: Final answer
    x = 202,796.96

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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.