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Finding the Fourth Proportional to 63,157.48, 94,736.66 and 43,376.06

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Solution

The fourth proportional to 63,157.48, 94,736.66 and 43,376.06 is: 65,064.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,157.48 : 94,736.66 = 43,376.06 : x
  2. Step 2: Convert to fraction form
    63,157.48/94,736.66 = 43,376.06/x
  3. Step 3: Cross multiply
    63,157.48x = 94,736.66 × 43,376.06
  4. Step 4: Simplify right side
    63,157.48x = 4,109,303,068.32
  5. Step 5: Solve for x
    x = 4,109,303,068.32/63,157.48
  6. Step 6: Final answer
    x = 65,064.40

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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.