Home / 61,880.04-85,374.84-36,378.24

Finding the Fourth Proportional to 61,880.04, 85,374.84 and 36,378.24

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Solution

The fourth proportional to 61,880.04, 85,374.84 and 36,378.24 is: 50,190.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,880.04 : 85,374.84 = 36,378.24 : x
  2. Step 2: Convert to fraction form
    61,880.04/85,374.84 = 36,378.24/x
  3. Step 3: Cross multiply
    61,880.04x = 85,374.84 × 36,378.24
  4. Step 4: Simplify right side
    61,880.04x = 3,105,786,419.48
  5. Step 5: Solve for x
    x = 3,105,786,419.48/61,880.04
  6. Step 6: Final answer
    x = 50,190.44

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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.