Home / 66,365.14-91,700.40-53,046.22

Finding the Fourth Proportional to 66,365.14, 91,700.40 and 53,046.22

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Solution

The fourth proportional to 66,365.14, 91,700.40 and 53,046.22 is: 73,296.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,365.14 : 91,700.40 = 53,046.22 : x
  2. Step 2: Convert to fraction form
    66,365.14/91,700.40 = 53,046.22/x
  3. Step 3: Cross multiply
    66,365.14x = 91,700.40 × 53,046.22
  4. Step 4: Simplify right side
    66,365.14x = 4,864,359,592.49
  5. Step 5: Solve for x
    x = 4,864,359,592.49/66,365.14
  6. Step 6: Final answer
    x = 73,296.91

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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.