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Finding the Fourth Proportional to 43,670.64, 65,513.88 and 24,971.76

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Solution

The fourth proportional to 43,670.64, 65,513.88 and 24,971.76 is: 37,462.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,670.64 : 65,513.88 = 24,971.76 : x
  2. Step 2: Convert to fraction form
    43,670.64/65,513.88 = 24,971.76/x
  3. Step 3: Cross multiply
    43,670.64x = 65,513.88 × 24,971.76
  4. Step 4: Simplify right side
    43,670.64x = 1,635,996,888.03
  5. Step 5: Solve for x
    x = 1,635,996,888.03/43,670.64
  6. Step 6: Final answer
    x = 37,462.17

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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.