Home / 302,523.26-453,784.89-80,901.50

Finding the Fourth Proportional to 302,523.26, 453,784.89 and 80,901.50

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Solution

The fourth proportional to 302,523.26, 453,784.89 and 80,901.50 is: 121,352.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,523.26 : 453,784.89 = 80,901.50 : x
  2. Step 2: Convert to fraction form
    302,523.26/453,784.89 = 80,901.50/x
  3. Step 3: Cross multiply
    302,523.26x = 453,784.89 × 80,901.50
  4. Step 4: Simplify right side
    302,523.26x = 36,711,878,278.34
  5. Step 5: Solve for x
    x = 36,711,878,278.34/302,523.26
  6. Step 6: Final answer
    x = 121,352.25

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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.