Home / 64,982.10-97,465.95-53,274.90

Finding the Fourth Proportional to 64,982.10, 97,465.95 and 53,274.90

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Solution

The fourth proportional to 64,982.10, 97,465.95 and 53,274.90 is: 79,906.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,982.10 : 97,465.95 = 53,274.90 : x
  2. Step 2: Convert to fraction form
    64,982.10/97,465.95 = 53,274.90/x
  3. Step 3: Cross multiply
    64,982.10x = 97,465.95 × 53,274.90
  4. Step 4: Simplify right side
    64,982.10x = 5,192,488,739.66
  5. Step 5: Solve for x
    x = 5,192,488,739.66/64,982.10
  6. Step 6: Final answer
    x = 79,906.45

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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.