Home / 84,623.20-126,934.80-32,034.40

Finding the Fourth Proportional to 84,623.20, 126,934.80 and 32,034.40

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Solution

The fourth proportional to 84,623.20, 126,934.80 and 32,034.40 is: 48,051.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,623.20 : 126,934.80 = 32,034.40 : x
  2. Step 2: Convert to fraction form
    84,623.20/126,934.80 = 32,034.40/x
  3. Step 3: Cross multiply
    84,623.20x = 126,934.80 × 32,034.40
  4. Step 4: Simplify right side
    84,623.20x = 4,066,280,157.12
  5. Step 5: Solve for x
    x = 4,066,280,157.12/84,623.20
  6. Step 6: Final answer
    x = 48,051.60

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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.