Home / 66,301.15-91,495.96-36,086.40

Finding the Fourth Proportional to 66,301.15, 91,495.96 and 36,086.40

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Solution

The fourth proportional to 66,301.15, 91,495.96 and 36,086.40 is: 49,799.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,301.15 : 91,495.96 = 36,086.40 : x
  2. Step 2: Convert to fraction form
    66,301.15/91,495.96 = 36,086.40/x
  3. Step 3: Cross multiply
    66,301.15x = 91,495.96 × 36,086.40
  4. Step 4: Simplify right side
    66,301.15x = 3,301,759,688.36
  5. Step 5: Solve for x
    x = 3,301,759,688.36/66,301.15
  6. Step 6: Final answer
    x = 49,799.44

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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.