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Finding the Fourth Proportional to 86,888.69, 130,340.63 and 24,559.19

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Solution

The fourth proportional to 86,888.69, 130,340.63 and 24,559.19 is: 36,840.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,888.69 : 130,340.63 = 24,559.19 : x
  2. Step 2: Convert to fraction form
    86,888.69/130,340.63 = 24,559.19/x
  3. Step 3: Cross multiply
    86,888.69x = 130,340.63 × 24,559.19
  4. Step 4: Simplify right side
    86,888.69x = 3,201,060,296.89
  5. Step 5: Solve for x
    x = 3,201,060,296.89/86,888.69
  6. Step 6: Final answer
    x = 36,840.93

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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.