Home / 85,482.27-117,964.89-47,244.40

Finding the Fourth Proportional to 85,482.27, 117,964.89 and 47,244.40

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Solution

The fourth proportional to 85,482.27, 117,964.89 and 47,244.40 is: 65,196.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,482.27 : 117,964.89 = 47,244.40 : x
  2. Step 2: Convert to fraction form
    85,482.27/117,964.89 = 47,244.40/x
  3. Step 3: Cross multiply
    85,482.27x = 117,964.89 × 47,244.40
  4. Step 4: Simplify right side
    85,482.27x = 5,573,180,154.20
  5. Step 5: Solve for x
    x = 5,573,180,154.20/85,482.27
  6. Step 6: Final answer
    x = 65,196.91

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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.