Home / 175,340.80-263,011.20-64,518.40

Finding the Fourth Proportional to 175,340.80, 263,011.20 and 64,518.40

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Solution

The fourth proportional to 175,340.80, 263,011.20 and 64,518.40 is: 96,777.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,340.80 : 263,011.20 = 64,518.40 : x
  2. Step 2: Convert to fraction form
    175,340.80/263,011.20 = 64,518.40/x
  3. Step 3: Cross multiply
    175,340.80x = 263,011.20 × 64,518.40
  4. Step 4: Simplify right side
    175,340.80x = 16,969,061,806.08
  5. Step 5: Solve for x
    x = 16,969,061,806.08/175,340.80
  6. Step 6: Final answer
    x = 96,777.60

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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.