Home / 141,271.26-211,527.45-74,572.62

Finding the Fourth Proportional to 141,271.26, 211,527.45 and 74,572.62

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Solution

The fourth proportional to 141,271.26, 211,527.45 and 74,572.62 is: 111,658.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,271.26 : 211,527.45 = 74,572.62 : x
  2. Step 2: Convert to fraction form
    141,271.26/211,527.45 = 74,572.62/x
  3. Step 3: Cross multiply
    141,271.26x = 211,527.45 × 74,572.62
  4. Step 4: Simplify right side
    141,271.26x = 15,774,156,148.42
  5. Step 5: Solve for x
    x = 15,774,156,148.42/141,271.26
  6. Step 6: Final answer
    x = 111,658.64

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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.