Home / 148,966.80-223,486.20-43,785.60

Finding the Fourth Proportional to 148,966.80, 223,486.20 and 43,785.60

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Solution

The fourth proportional to 148,966.80, 223,486.20 and 43,785.60 is: 65,688.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,966.80 : 223,486.20 = 43,785.60 : x
  2. Step 2: Convert to fraction form
    148,966.80/223,486.20 = 43,785.60/x
  3. Step 3: Cross multiply
    148,966.80x = 223,486.20 × 43,785.60
  4. Step 4: Simplify right side
    148,966.80x = 9,785,477,358.72
  5. Step 5: Solve for x
    x = 9,785,477,358.72/148,966.80
  6. Step 6: Final answer
    x = 65,688.98

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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.