Home / 130,620.16-195,900.80-37,123.84

Finding the Fourth Proportional to 130,620.16, 195,900.80 and 37,123.84

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Solution

The fourth proportional to 130,620.16, 195,900.80 and 37,123.84 is: 55,677.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,620.16 : 195,900.80 = 37,123.84 : x
  2. Step 2: Convert to fraction form
    130,620.16/195,900.80 = 37,123.84/x
  3. Step 3: Cross multiply
    130,620.16x = 195,900.80 × 37,123.84
  4. Step 4: Simplify right side
    130,620.16x = 7,272,589,955.07
  5. Step 5: Solve for x
    x = 7,272,589,955.07/130,620.16
  6. Step 6: Final answer
    x = 55,677.39

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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.