Home / 169,869.10-254,803.65-130,624.30

Finding the Fourth Proportional to 169,869.10, 254,803.65 and 130,624.30

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Solution

The fourth proportional to 169,869.10, 254,803.65 and 130,624.30 is: 195,936.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,869.10 : 254,803.65 = 130,624.30 : x
  2. Step 2: Convert to fraction form
    169,869.10/254,803.65 = 130,624.30/x
  3. Step 3: Cross multiply
    169,869.10x = 254,803.65 × 130,624.30
  4. Step 4: Simplify right side
    169,869.10x = 33,283,548,418.70
  5. Step 5: Solve for x
    x = 33,283,548,418.70/169,869.10
  6. Step 6: Final answer
    x = 195,936.45

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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.