Home / 52,823.04-72,892.80-28,944.96

Finding the Fourth Proportional to 52,823.04, 72,892.80 and 28,944.96

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Solution

The fourth proportional to 52,823.04, 72,892.80 and 28,944.96 is: 39,942.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,823.04 : 72,892.80 = 28,944.96 : x
  2. Step 2: Convert to fraction form
    52,823.04/72,892.80 = 28,944.96/x
  3. Step 3: Cross multiply
    52,823.04x = 72,892.80 × 28,944.96
  4. Step 4: Simplify right side
    52,823.04x = 2,109,879,180.29
  5. Step 5: Solve for x
    x = 2,109,879,180.29/52,823.04
  6. Step 6: Final answer
    x = 39,942.40

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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.