Home / 53,059.50-73,220.99-28,860.95

Finding the Fourth Proportional to 53,059.50, 73,220.99 and 28,860.95

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Solution

The fourth proportional to 53,059.50, 73,220.99 and 28,860.95 is: 39,827.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,059.50 : 73,220.99 = 28,860.95 : x
  2. Step 2: Convert to fraction form
    53,059.50/73,220.99 = 28,860.95/x
  3. Step 3: Cross multiply
    53,059.50x = 73,220.99 × 28,860.95
  4. Step 4: Simplify right side
    53,059.50x = 2,113,226,965.24
  5. Step 5: Solve for x
    x = 2,113,226,965.24/53,059.50
  6. Step 6: Final answer
    x = 39,827.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.