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Finding the Fourth Proportional to 62,561.74, 86,341.42 and 35,708.32

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Solution

The fourth proportional to 62,561.74, 86,341.42 and 35,708.32 is: 49,281.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,561.74 : 86,341.42 = 35,708.32 : x
  2. Step 2: Convert to fraction form
    62,561.74/86,341.42 = 35,708.32/x
  3. Step 3: Cross multiply
    62,561.74x = 86,341.42 × 35,708.32
  4. Step 4: Simplify right side
    62,561.74x = 3,083,107,054.61
  5. Step 5: Solve for x
    x = 3,083,107,054.61/62,561.74
  6. Step 6: Final answer
    x = 49,281.03

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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.