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Finding the Fourth Proportional to 27,075.16, 40,613.58 and 7,353.64

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Solution

The fourth proportional to 27,075.16, 40,613.58 and 7,353.64 is: 11,030.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,075.16 : 40,613.58 = 7,353.64 : x
  2. Step 2: Convert to fraction form
    27,075.16/40,613.58 = 7,353.64/x
  3. Step 3: Cross multiply
    27,075.16x = 40,613.58 × 7,353.64
  4. Step 4: Simplify right side
    27,075.16x = 298,657,646.43
  5. Step 5: Solve for x
    x = 298,657,646.43/27,075.16
  6. Step 6: Final answer
    x = 11,030.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.