Home / 52,254.98-78,328.84-20,652.24

Finding the Fourth Proportional to 52,254.98, 78,328.84 and 20,652.24

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Solution

The fourth proportional to 52,254.98, 78,328.84 and 20,652.24 is: 30,957.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,254.98 : 78,328.84 = 20,652.24 : x
  2. Step 2: Convert to fraction form
    52,254.98/78,328.84 = 20,652.24/x
  3. Step 3: Cross multiply
    52,254.98x = 78,328.84 × 20,652.24
  4. Step 4: Simplify right side
    52,254.98x = 1,617,666,002.60
  5. Step 5: Solve for x
    x = 1,617,666,002.60/52,254.98
  6. Step 6: Final answer
    x = 30,957.16

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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.