Home / 75,376.04-113,066.55-37,915.70

Finding the Fourth Proportional to 75,376.04, 113,066.55 and 37,915.70

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Solution

The fourth proportional to 75,376.04, 113,066.55 and 37,915.70 is: 56,874.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,376.04 : 113,066.55 = 37,915.70 : x
  2. Step 2: Convert to fraction form
    75,376.04/113,066.55 = 37,915.70/x
  3. Step 3: Cross multiply
    75,376.04x = 113,066.55 × 37,915.70
  4. Step 4: Simplify right side
    75,376.04x = 4,286,996,824.50
  5. Step 5: Solve for x
    x = 4,286,996,824.50/75,376.04
  6. Step 6: Final answer
    x = 56,874.80

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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.