Home / 52,054.04-78,084.48-20,885.24

Finding the Fourth Proportional to 52,054.04, 78,084.48 and 20,885.24

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Solution

The fourth proportional to 52,054.04, 78,084.48 and 20,885.24 is: 31,329.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,054.04 : 78,084.48 = 20,885.24 : x
  2. Step 2: Convert to fraction form
    52,054.04/78,084.48 = 20,885.24/x
  3. Step 3: Cross multiply
    52,054.04x = 78,084.48 × 20,885.24
  4. Step 4: Simplify right side
    52,054.04x = 1,630,813,105.08
  5. Step 5: Solve for x
    x = 1,630,813,105.08/52,054.04
  6. Step 6: Final answer
    x = 31,329.23

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1.5x scale

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.