Home / 53,010.30-73,152.97-28,810.70

Finding the Fourth Proportional to 53,010.30, 73,152.97 and 28,810.70

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Solution

The fourth proportional to 53,010.30, 73,152.97 and 28,810.70 is: 39,758.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,010.30 : 73,152.97 = 28,810.70 : x
  2. Step 2: Convert to fraction form
    53,010.30/73,152.97 = 28,810.70/x
  3. Step 3: Cross multiply
    53,010.30x = 73,152.97 × 28,810.70
  4. Step 4: Simplify right side
    53,010.30x = 2,107,587,834.99
  5. Step 5: Solve for x
    x = 2,107,587,834.99/53,010.30
  6. Step 6: Final answer
    x = 39,758.08

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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.