Home / 302,570.02-453,904.30-89,359.50

Finding the Fourth Proportional to 302,570.02, 453,904.30 and 89,359.50

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Solution

The fourth proportional to 302,570.02, 453,904.30 and 89,359.50 is: 134,053.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,570.02 : 453,904.30 = 89,359.50 : x
  2. Step 2: Convert to fraction form
    302,570.02/453,904.30 = 89,359.50/x
  3. Step 3: Cross multiply
    302,570.02x = 453,904.30 × 89,359.50
  4. Step 4: Simplify right side
    302,570.02x = 40,560,661,295.85
  5. Step 5: Solve for x
    x = 40,560,661,295.85/302,570.02
  6. Step 6: Final answer
    x = 134,053.80

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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.