Home / 67,730.72-93,460.41-39,050.06

Finding the Fourth Proportional to 67,730.72, 93,460.41 and 39,050.06

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Solution

The fourth proportional to 67,730.72, 93,460.41 and 39,050.06 is: 53,884.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,730.72 : 93,460.41 = 39,050.06 : x
  2. Step 2: Convert to fraction form
    67,730.72/93,460.41 = 39,050.06/x
  3. Step 3: Cross multiply
    67,730.72x = 93,460.41 × 39,050.06
  4. Step 4: Simplify right side
    67,730.72x = 3,649,634,618.12
  5. Step 5: Solve for x
    x = 3,649,634,618.12/67,730.72
  6. Step 6: Final answer
    x = 53,884.48

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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.