Home / 70,834.77-97,751.49-38,567.10

Finding the Fourth Proportional to 70,834.77, 97,751.49 and 38,567.10

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Solution

The fourth proportional to 70,834.77, 97,751.49 and 38,567.10 is: 53,222.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,834.77 : 97,751.49 = 38,567.10 : x
  2. Step 2: Convert to fraction form
    70,834.77/97,751.49 = 38,567.10/x
  3. Step 3: Cross multiply
    70,834.77x = 97,751.49 × 38,567.10
  4. Step 4: Simplify right side
    70,834.77x = 3,769,991,489.98
  5. Step 5: Solve for x
    x = 3,769,991,489.98/70,834.77
  6. Step 6: Final answer
    x = 53,222.33

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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.