Home / 141,000.40-211,500.60-134,439.40

Finding the Fourth Proportional to 141,000.40, 211,500.60 and 134,439.40

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Solution

The fourth proportional to 141,000.40, 211,500.60 and 134,439.40 is: 201,659.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,000.40 : 211,500.60 = 134,439.40 : x
  2. Step 2: Convert to fraction form
    141,000.40/211,500.60 = 134,439.40/x
  3. Step 3: Cross multiply
    141,000.40x = 211,500.60 × 134,439.40
  4. Step 4: Simplify right side
    141,000.40x = 28,434,013,763.64
  5. Step 5: Solve for x
    x = 28,434,013,763.64/141,000.40
  6. Step 6: Final answer
    x = 201,659.10

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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.