Home / 49,869.60-74,622.15-36,747.60

Finding the Fourth Proportional to 49,869.60, 74,622.15 and 36,747.60

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Solution

The fourth proportional to 49,869.60, 74,622.15 and 36,747.60 is: 54,987.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,869.60 : 74,622.15 = 36,747.60 : x
  2. Step 2: Convert to fraction form
    49,869.60/74,622.15 = 36,747.60/x
  3. Step 3: Cross multiply
    49,869.60x = 74,622.15 × 36,747.60
  4. Step 4: Simplify right side
    49,869.60x = 2,742,184,919.34
  5. Step 5: Solve for x
    x = 2,742,184,919.34/49,869.60
  6. Step 6: Final answer
    x = 54,987.10

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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.