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Finding the Fourth Proportional to 62,875.64, 94,345.86 and 27,840.08

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Solution

The fourth proportional to 62,875.64, 94,345.86 and 27,840.08 is: 41,774.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,875.64 : 94,345.86 = 27,840.08 : x
  2. Step 2: Convert to fraction form
    62,875.64/94,345.86 = 27,840.08/x
  3. Step 3: Cross multiply
    62,875.64x = 94,345.86 × 27,840.08
  4. Step 4: Simplify right side
    62,875.64x = 2,626,596,290.07
  5. Step 5: Solve for x
    x = 2,626,596,290.07/62,875.64
  6. Step 6: Final answer
    x = 41,774.47

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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.