Home / 52,455.72-72,388.88-28,582.37

Finding the Fourth Proportional to 52,455.72, 72,388.88 and 28,582.37

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Solution

The fourth proportional to 52,455.72, 72,388.88 and 28,582.37 is: 39,443.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,455.72 : 72,388.88 = 28,582.37 : x
  2. Step 2: Convert to fraction form
    52,455.72/72,388.88 = 28,582.37/x
  3. Step 3: Cross multiply
    52,455.72x = 72,388.88 × 28,582.37
  4. Step 4: Simplify right side
    52,455.72x = 2,069,045,790.11
  5. Step 5: Solve for x
    x = 2,069,045,790.11/52,455.72
  6. Step 6: Final answer
    x = 39,443.66

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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.