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Finding the Fourth Proportional to 97,966.99, 147,016.02 and 35,637.49

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Solution

The fourth proportional to 97,966.99, 147,016.02 and 35,637.49 is: 53,480.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,966.99 : 147,016.02 = 35,637.49 : x
  2. Step 2: Convert to fraction form
    97,966.99/147,016.02 = 35,637.49/x
  3. Step 3: Cross multiply
    97,966.99x = 147,016.02 × 35,637.49
  4. Step 4: Simplify right side
    97,966.99x = 5,239,281,942.59
  5. Step 5: Solve for x
    x = 5,239,281,942.59/97,966.99
  6. Step 6: Final answer
    x = 53,480.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.