Home / 53,027.38-79,528.77-15,577.40

Finding the Fourth Proportional to 53,027.38, 79,528.77 and 15,577.40

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Solution

The fourth proportional to 53,027.38, 79,528.77 and 15,577.40 is: 23,362.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,027.38 : 79,528.77 = 15,577.40 : x
  2. Step 2: Convert to fraction form
    53,027.38/79,528.77 = 15,577.40/x
  3. Step 3: Cross multiply
    53,027.38x = 79,528.77 × 15,577.40
  4. Step 4: Simplify right side
    53,027.38x = 1,238,851,614.50
  5. Step 5: Solve for x
    x = 1,238,851,614.50/53,027.38
  6. Step 6: Final answer
    x = 23,362.49

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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.