Home / 32,920.89-49,387.49-13,200.99

Finding the Fourth Proportional to 32,920.89, 49,387.49 and 13,200.99

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Solution

The fourth proportional to 32,920.89, 49,387.49 and 13,200.99 is: 19,803.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,920.89 : 49,387.49 = 13,200.99 : x
  2. Step 2: Convert to fraction form
    32,920.89/49,387.49 = 13,200.99/x
  3. Step 3: Cross multiply
    32,920.89x = 49,387.49 × 13,200.99
  4. Step 4: Simplify right side
    32,920.89x = 651,963,695.61
  5. Step 5: Solve for x
    x = 651,963,695.61/32,920.89
  6. Step 6: Final answer
    x = 19,803.95

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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.