Home / 113,536.40-170,074.20-64,230.80

Finding the Fourth Proportional to 113,536.40, 170,074.20 and 64,230.80

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Solution

The fourth proportional to 113,536.40, 170,074.20 and 64,230.80 is: 96,215.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,536.40 : 170,074.20 = 64,230.80 : x
  2. Step 2: Convert to fraction form
    113,536.40/170,074.20 = 64,230.80/x
  3. Step 3: Cross multiply
    113,536.40x = 170,074.20 × 64,230.80
  4. Step 4: Simplify right side
    113,536.40x = 10,924,001,925.36
  5. Step 5: Solve for x
    x = 10,924,001,925.36/113,536.40
  6. Step 6: Final answer
    x = 96,215.86

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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.