Home / 52,298.22-72,171.64-28,424.84

Finding the Fourth Proportional to 52,298.22, 72,171.64 and 28,424.84

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Solution

The fourth proportional to 52,298.22, 72,171.64 and 28,424.84 is: 39,226.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,298.22 : 72,171.64 = 28,424.84 : x
  2. Step 2: Convert to fraction form
    52,298.22/72,171.64 = 28,424.84/x
  3. Step 3: Cross multiply
    52,298.22x = 72,171.64 × 28,424.84
  4. Step 4: Simplify right side
    52,298.22x = 2,051,466,994.21
  5. Step 5: Solve for x
    x = 2,051,466,994.21/52,298.22
  6. Step 6: Final answer
    x = 39,226.32

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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.