Home / 127,666.04-176,200.46-73,983.70

Finding the Fourth Proportional to 127,666.04, 176,200.46 and 73,983.70

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Solution

The fourth proportional to 127,666.04, 176,200.46 and 73,983.70 is: 102,109.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,666.04 : 176,200.46 = 73,983.70 : x
  2. Step 2: Convert to fraction form
    127,666.04/176,200.46 = 73,983.70/x
  3. Step 3: Cross multiply
    127,666.04x = 176,200.46 × 73,983.70
  4. Step 4: Simplify right side
    127,666.04x = 13,035,961,972.50
  5. Step 5: Solve for x
    x = 13,035,961,972.50/127,666.04
  6. Step 6: Final answer
    x = 102,109.86

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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.