Home / 130,952.46-196,428.72-37,458.21

Finding the Fourth Proportional to 130,952.46, 196,428.72 and 37,458.21

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Solution

The fourth proportional to 130,952.46, 196,428.72 and 37,458.21 is: 56,187.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,952.46 : 196,428.72 = 37,458.21 : x
  2. Step 2: Convert to fraction form
    130,952.46/196,428.72 = 37,458.21/x
  3. Step 3: Cross multiply
    130,952.46x = 196,428.72 × 37,458.21
  4. Step 4: Simplify right side
    130,952.46x = 7,357,868,243.79
  5. Step 5: Solve for x
    x = 7,357,868,243.79/130,952.46
  6. Step 6: Final answer
    x = 56,187.32

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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.