Home / 35,990.12-49,727.28-25,898.60

Finding the Fourth Proportional to 35,990.12, 49,727.28 and 25,898.60

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Solution

The fourth proportional to 35,990.12, 49,727.28 and 25,898.60 is: 35,783.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,990.12 : 49,727.28 = 25,898.60 : x
  2. Step 2: Convert to fraction form
    35,990.12/49,727.28 = 25,898.60/x
  3. Step 3: Cross multiply
    35,990.12x = 49,727.28 × 25,898.60
  4. Step 4: Simplify right side
    35,990.12x = 1,287,866,933.81
  5. Step 5: Solve for x
    x = 1,287,866,933.81/35,990.12
  6. Step 6: Final answer
    x = 35,783.90

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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.