Home / 156,981.80-235,472.70-94,620.20

Finding the Fourth Proportional to 156,981.80, 235,472.70 and 94,620.20

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Solution

The fourth proportional to 156,981.80, 235,472.70 and 94,620.20 is: 141,930.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,981.80 : 235,472.70 = 94,620.20 : x
  2. Step 2: Convert to fraction form
    156,981.80/235,472.70 = 94,620.20/x
  3. Step 3: Cross multiply
    156,981.80x = 235,472.70 × 94,620.20
  4. Step 4: Simplify right side
    156,981.80x = 22,280,473,968.54
  5. Step 5: Solve for x
    x = 22,280,473,968.54/156,981.80
  6. Step 6: Final answer
    x = 141,930.30

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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.