Home / 52,328.16-78,494.04-20,744.19

Finding the Fourth Proportional to 52,328.16, 78,494.04 and 20,744.19

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Solution

The fourth proportional to 52,328.16, 78,494.04 and 20,744.19 is: 31,117.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,328.16 : 78,494.04 = 20,744.19 : x
  2. Step 2: Convert to fraction form
    52,328.16/78,494.04 = 20,744.19/x
  3. Step 3: Cross multiply
    52,328.16x = 78,494.04 × 20,744.19
  4. Step 4: Simplify right side
    52,328.16x = 1,628,295,279.63
  5. Step 5: Solve for x
    x = 1,628,295,279.63/52,328.16
  6. Step 6: Final answer
    x = 31,117.00

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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.