Home / 74,931.06-112,358.83-24,993.78

Finding the Fourth Proportional to 74,931.06, 112,358.83 and 24,993.78

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Solution

The fourth proportional to 74,931.06, 112,358.83 and 24,993.78 is: 37,478.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,931.06 : 112,358.83 = 24,993.78 : x
  2. Step 2: Convert to fraction form
    74,931.06/112,358.83 = 24,993.78/x
  3. Step 3: Cross multiply
    74,931.06x = 112,358.83 × 24,993.78
  4. Step 4: Simplify right side
    74,931.06x = 2,808,271,878.08
  5. Step 5: Solve for x
    x = 2,808,271,878.08/74,931.06
  6. Step 6: Final answer
    x = 37,478.07

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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.