Home / 67,358.42-92,975.01-39,071.06

Finding the Fourth Proportional to 67,358.42, 92,975.01 and 39,071.06

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Solution

The fourth proportional to 67,358.42, 92,975.01 and 39,071.06 is: 53,929.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,358.42 : 92,975.01 = 39,071.06 : x
  2. Step 2: Convert to fraction form
    67,358.42/92,975.01 = 39,071.06/x
  3. Step 3: Cross multiply
    67,358.42x = 92,975.01 × 39,071.06
  4. Step 4: Simplify right side
    67,358.42x = 3,632,632,194.21
  5. Step 5: Solve for x
    x = 3,632,632,194.21/67,358.42
  6. Step 6: Final answer
    x = 53,929.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.