Home / 113,367.20-170,050.80-76,042.40

Finding the Fourth Proportional to 113,367.20, 170,050.80 and 76,042.40

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Solution

The fourth proportional to 113,367.20, 170,050.80 and 76,042.40 is: 114,063.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,367.20 : 170,050.80 = 76,042.40 : x
  2. Step 2: Convert to fraction form
    113,367.20/170,050.80 = 76,042.40/x
  3. Step 3: Cross multiply
    113,367.20x = 170,050.80 × 76,042.40
  4. Step 4: Simplify right side
    113,367.20x = 12,931,070,953.92
  5. Step 5: Solve for x
    x = 12,931,070,953.92/113,367.20
  6. Step 6: Final answer
    x = 114,063.60

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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.