Home / 52,464.60-72,399.04-28,590.76

Finding the Fourth Proportional to 52,464.60, 72,399.04 and 28,590.76

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Solution

The fourth proportional to 52,464.60, 72,399.04 and 28,590.76 is: 39,454.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,464.60 : 72,399.04 = 28,590.76 : x
  2. Step 2: Convert to fraction form
    52,464.60/72,399.04 = 28,590.76/x
  3. Step 3: Cross multiply
    52,464.60x = 72,399.04 × 28,590.76
  4. Step 4: Simplify right side
    52,464.60x = 2,069,943,433.92
  5. Step 5: Solve for x
    x = 2,069,943,433.92/52,464.60
  6. Step 6: Final answer
    x = 39,454.10

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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.