Home / 53,009.17-73,153.23-28,810.14

Finding the Fourth Proportional to 53,009.17, 73,153.23 and 28,810.14

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Solution

The fourth proportional to 53,009.17, 73,153.23 and 28,810.14 is: 39,758.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,009.17 : 73,153.23 = 28,810.14 : x
  2. Step 2: Convert to fraction form
    53,009.17/73,153.23 = 28,810.14/x
  3. Step 3: Cross multiply
    53,009.17x = 73,153.23 × 28,810.14
  4. Step 4: Simplify right side
    53,009.17x = 2,107,554,826.88
  5. Step 5: Solve for x
    x = 2,107,554,826.88/53,009.17
  6. Step 6: Final answer
    x = 39,758.30

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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.