Home / 170,714.40-256,071.60-117,570.30

Finding the Fourth Proportional to 170,714.40, 256,071.60 and 117,570.30

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Solution

The fourth proportional to 170,714.40, 256,071.60 and 117,570.30 is: 176,355.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,714.40 : 256,071.60 = 117,570.30 : x
  2. Step 2: Convert to fraction form
    170,714.40/256,071.60 = 117,570.30/x
  3. Step 3: Cross multiply
    170,714.40x = 256,071.60 × 117,570.30
  4. Step 4: Simplify right side
    170,714.40x = 30,106,414,833.48
  5. Step 5: Solve for x
    x = 30,106,414,833.48/170,714.40
  6. Step 6: Final answer
    x = 176,355.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.