Home / 113,516.20-170,152.80-38,566.90

Finding the Fourth Proportional to 113,516.20, 170,152.80 and 38,566.90

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Solution

The fourth proportional to 113,516.20, 170,152.80 and 38,566.90 is: 57,809.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,516.20 : 170,152.80 = 38,566.90 : x
  2. Step 2: Convert to fraction form
    113,516.20/170,152.80 = 38,566.90/x
  3. Step 3: Cross multiply
    113,516.20x = 170,152.80 × 38,566.90
  4. Step 4: Simplify right side
    113,516.20x = 6,562,266,022.32
  5. Step 5: Solve for x
    x = 6,562,266,022.32/113,516.20
  6. Step 6: Final answer
    x = 57,809.07

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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.