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Finding the Fourth Proportional to 58,482.01, 80,709.96 and 32,987.08

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Solution

The fourth proportional to 58,482.01, 80,709.96 and 32,987.08 is: 45,524.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,482.01 : 80,709.96 = 32,987.08 : x
  2. Step 2: Convert to fraction form
    58,482.01/80,709.96 = 32,987.08/x
  3. Step 3: Cross multiply
    58,482.01x = 80,709.96 × 32,987.08
  4. Step 4: Simplify right side
    58,482.01x = 2,662,385,907.32
  5. Step 5: Solve for x
    x = 2,662,385,907.32/58,482.01
  6. Step 6: Final answer
    x = 45,524.87

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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.