Home / 133,340.24-199,980.70-38,549.72

Finding the Fourth Proportional to 133,340.24, 199,980.70 and 38,549.72

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Solution

The fourth proportional to 133,340.24, 199,980.70 and 38,549.72 is: 57,816.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,340.24 : 199,980.70 = 38,549.72 : x
  2. Step 2: Convert to fraction form
    133,340.24/199,980.70 = 38,549.72/x
  3. Step 3: Cross multiply
    133,340.24x = 199,980.70 × 38,549.72
  4. Step 4: Simplify right side
    133,340.24x = 7,709,199,990.40
  5. Step 5: Solve for x
    x = 7,709,199,990.40/133,340.24
  6. Step 6: Final answer
    x = 57,816.01

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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.