Home / 239,059.20-358,601.76-89,338.80

Finding the Fourth Proportional to 239,059.20, 358,601.76 and 89,338.80

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Solution

The fourth proportional to 239,059.20, 358,601.76 and 89,338.80 is: 134,013.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,059.20 : 358,601.76 = 89,338.80 : x
  2. Step 2: Convert to fraction form
    239,059.20/358,601.76 = 89,338.80/x
  3. Step 3: Cross multiply
    239,059.20x = 358,601.76 × 89,338.80
  4. Step 4: Simplify right side
    239,059.20x = 32,037,050,916.29
  5. Step 5: Solve for x
    x = 32,037,050,916.29/239,059.20
  6. Step 6: Final answer
    x = 134,013.04

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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.