Home / 69,075.03-95,319.65-38,861.63

Finding the Fourth Proportional to 69,075.03, 95,319.65 and 38,861.63

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Solution

The fourth proportional to 69,075.03, 95,319.65 and 38,861.63 is: 53,626.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,075.03 : 95,319.65 = 38,861.63 : x
  2. Step 2: Convert to fraction form
    69,075.03/95,319.65 = 38,861.63/x
  3. Step 3: Cross multiply
    69,075.03x = 95,319.65 × 38,861.63
  4. Step 4: Simplify right side
    69,075.03x = 3,704,276,970.03
  5. Step 5: Solve for x
    x = 3,704,276,970.03/69,075.03
  6. Step 6: Final answer
    x = 53,626.86

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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.