Home / 53,598.45-80,396.03-14,155.77

Finding the Fourth Proportional to 53,598.45, 80,396.03 and 14,155.77

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Solution

The fourth proportional to 53,598.45, 80,396.03 and 14,155.77 is: 21,233.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,598.45 : 80,396.03 = 14,155.77 : x
  2. Step 2: Convert to fraction form
    53,598.45/80,396.03 = 14,155.77/x
  3. Step 3: Cross multiply
    53,598.45x = 80,396.03 × 14,155.77
  4. Step 4: Simplify right side
    53,598.45x = 1,138,067,638.81
  5. Step 5: Solve for x
    x = 1,138,067,638.81/53,598.45
  6. Step 6: Final answer
    x = 21,233.22

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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.