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Finding the Fourth Proportional to 61,133.28, 84,366.09 and 35,655.93

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Solution

The fourth proportional to 61,133.28, 84,366.09 and 35,655.93 is: 49,206.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,133.28 : 84,366.09 = 35,655.93 : x
  2. Step 2: Convert to fraction form
    61,133.28/84,366.09 = 35,655.93/x
  3. Step 3: Cross multiply
    61,133.28x = 84,366.09 × 35,655.93
  4. Step 4: Simplify right side
    61,133.28x = 3,008,151,399.41
  5. Step 5: Solve for x
    x = 3,008,151,399.41/61,133.28
  6. Step 6: Final answer
    x = 49,206.45

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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.