Home / 35,465.12-53,197.62-9,169.72

Finding the Fourth Proportional to 35,465.12, 53,197.62 and 9,169.72

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Solution

The fourth proportional to 35,465.12, 53,197.62 and 9,169.72 is: 13,754.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,465.12 : 53,197.62 = 9,169.72 : x
  2. Step 2: Convert to fraction form
    35,465.12/53,197.62 = 9,169.72/x
  3. Step 3: Cross multiply
    35,465.12x = 53,197.62 × 9,169.72
  4. Step 4: Simplify right side
    35,465.12x = 487,807,280.07
  5. Step 5: Solve for x
    x = 487,807,280.07/35,465.12
  6. Step 6: Final answer
    x = 13,754.56

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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.