Home / 130,688.25-196,033.89-124,314.36

Finding the Fourth Proportional to 130,688.25, 196,033.89 and 124,314.36

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Solution

The fourth proportional to 130,688.25, 196,033.89 and 124,314.36 is: 186,472.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,688.25 : 196,033.89 = 124,314.36 : x
  2. Step 2: Convert to fraction form
    130,688.25/196,033.89 = 124,314.36/x
  3. Step 3: Cross multiply
    130,688.25x = 196,033.89 × 124,314.36
  4. Step 4: Simplify right side
    130,688.25x = 24,369,827,573.66
  5. Step 5: Solve for x
    x = 24,369,827,573.66/130,688.25
  6. Step 6: Final answer
    x = 186,472.98

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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.