Home / 69,861.12-96,410.52-38,032.16

Finding the Fourth Proportional to 69,861.12, 96,410.52 and 38,032.16

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Solution

The fourth proportional to 69,861.12, 96,410.52 and 38,032.16 is: 52,485.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,861.12 : 96,410.52 = 38,032.16 : x
  2. Step 2: Convert to fraction form
    69,861.12/96,410.52 = 38,032.16/x
  3. Step 3: Cross multiply
    69,861.12x = 96,410.52 × 38,032.16
  4. Step 4: Simplify right side
    69,861.12x = 3,666,700,322.32
  5. Step 5: Solve for x
    x = 3,666,700,322.32/69,861.12
  6. Step 6: Final answer
    x = 52,485.56

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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.