Home / 113,545.80-170,339.36-38,662.11

Finding the Fourth Proportional to 113,545.80, 170,339.36 and 38,662.11

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Solution

The fourth proportional to 113,545.80, 170,339.36 and 38,662.11 is: 58,000.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,545.80 : 170,339.36 = 38,662.11 : x
  2. Step 2: Convert to fraction form
    113,545.80/170,339.36 = 38,662.11/x
  3. Step 3: Cross multiply
    113,545.80x = 170,339.36 × 38,662.11
  4. Step 4: Simplify right side
    113,545.80x = 6,585,678,880.34
  5. Step 5: Solve for x
    x = 6,585,678,880.34/113,545.80
  6. Step 6: Final answer
    x = 58,000.20

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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.