Home / 70,513.10-97,318.11-43,664.30

Finding the Fourth Proportional to 70,513.10, 97,318.11 and 43,664.30

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Solution

The fourth proportional to 70,513.10, 97,318.11 and 43,664.30 is: 60,262.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,513.10 : 97,318.11 = 43,664.30 : x
  2. Step 2: Convert to fraction form
    70,513.10/97,318.11 = 43,664.30/x
  3. Step 3: Cross multiply
    70,513.10x = 97,318.11 × 43,664.30
  4. Step 4: Simplify right side
    70,513.10x = 4,249,327,150.47
  5. Step 5: Solve for x
    x = 4,249,327,150.47/70,513.10
  6. Step 6: Final answer
    x = 60,262.95

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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.