Home / 69,860.34-96,406.76-38,029.16

Finding the Fourth Proportional to 69,860.34, 96,406.76 and 38,029.16

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Solution

The fourth proportional to 69,860.34, 96,406.76 and 38,029.16 is: 52,479.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,860.34 : 96,406.76 = 38,029.16 : x
  2. Step 2: Convert to fraction form
    69,860.34/96,406.76 = 38,029.16/x
  3. Step 3: Cross multiply
    69,860.34x = 96,406.76 × 38,029.16
  4. Step 4: Simplify right side
    69,860.34x = 3,666,268,437.21
  5. Step 5: Solve for x
    x = 3,666,268,437.21/69,860.34
  6. Step 6: Final answer
    x = 52,479.97

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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.