Home / 53,166.20-79,749.30-36,577.40

Finding the Fourth Proportional to 53,166.20, 79,749.30 and 36,577.40

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Solution

The fourth proportional to 53,166.20, 79,749.30 and 36,577.40 is: 54,866.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,166.20 : 79,749.30 = 36,577.40 : x
  2. Step 2: Convert to fraction form
    53,166.20/79,749.30 = 36,577.40/x
  3. Step 3: Cross multiply
    53,166.20x = 79,749.30 × 36,577.40
  4. Step 4: Simplify right side
    53,166.20x = 2,917,022,045.82
  5. Step 5: Solve for x
    x = 2,917,022,045.82/53,166.20
  6. Step 6: Final answer
    x = 54,866.10

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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.