Home / 75,084.83-103,654.50-43,247.60

Finding the Fourth Proportional to 75,084.83, 103,654.50 and 43,247.60

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Solution

The fourth proportional to 75,084.83, 103,654.50 and 43,247.60 is: 59,703.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,084.83 : 103,654.50 = 43,247.60 : x
  2. Step 2: Convert to fraction form
    75,084.83/103,654.50 = 43,247.60/x
  3. Step 3: Cross multiply
    75,084.83x = 103,654.50 × 43,247.60
  4. Step 4: Simplify right side
    75,084.83x = 4,482,808,354.20
  5. Step 5: Solve for x
    x = 4,482,808,354.20/75,084.83
  6. Step 6: Final answer
    x = 59,703.25

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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.