Home / 53,075.46-73,245.30-29,203.40

Finding the Fourth Proportional to 53,075.46, 73,245.30 and 29,203.40

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Solution

The fourth proportional to 53,075.46, 73,245.30 and 29,203.40 is: 40,301.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,075.46 : 73,245.30 = 29,203.40 : x
  2. Step 2: Convert to fraction form
    53,075.46/73,245.30 = 29,203.40/x
  3. Step 3: Cross multiply
    53,075.46x = 73,245.30 × 29,203.40
  4. Step 4: Simplify right side
    53,075.46x = 2,139,011,794.02
  5. Step 5: Solve for x
    x = 2,139,011,794.02/53,075.46
  6. Step 6: Final answer
    x = 40,301.33

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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.