Home / 134,320.70-185,359.56-73,890.02

Finding the Fourth Proportional to 134,320.70, 185,359.56 and 73,890.02

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Solution

The fourth proportional to 134,320.70, 185,359.56 and 73,890.02 is: 101,966.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,320.70 : 185,359.56 = 73,890.02 : x
  2. Step 2: Convert to fraction form
    134,320.70/185,359.56 = 73,890.02/x
  3. Step 3: Cross multiply
    134,320.70x = 185,359.56 × 73,890.02
  4. Step 4: Simplify right side
    134,320.70x = 13,696,221,595.59
  5. Step 5: Solve for x
    x = 13,696,221,595.59/134,320.70
  6. Step 6: Final answer
    x = 101,966.57

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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.