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Finding the Fourth Proportional to 62,767.08, 86,642.16 and 41,575.08

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Solution

The fourth proportional to 62,767.08, 86,642.16 and 41,575.08 is: 57,389.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,767.08 : 86,642.16 = 41,575.08 : x
  2. Step 2: Convert to fraction form
    62,767.08/86,642.16 = 41,575.08/x
  3. Step 3: Cross multiply
    62,767.08x = 86,642.16 × 41,575.08
  4. Step 4: Simplify right side
    62,767.08x = 3,602,154,733.37
  5. Step 5: Solve for x
    x = 3,602,154,733.37/62,767.08
  6. Step 6: Final answer
    x = 57,389.24

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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.