Home / 69,888.64-96,446.08-38,057.60

Finding the Fourth Proportional to 69,888.64, 96,446.08 and 38,057.60

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Solution

The fourth proportional to 69,888.64, 96,446.08 and 38,057.60 is: 52,519.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,888.64 : 96,446.08 = 38,057.60 : x
  2. Step 2: Convert to fraction form
    69,888.64/96,446.08 = 38,057.60/x
  3. Step 3: Cross multiply
    69,888.64x = 96,446.08 × 38,057.60
  4. Step 4: Simplify right side
    69,888.64x = 3,670,506,334.21
  5. Step 5: Solve for x
    x = 3,670,506,334.21/69,888.64
  6. Step 6: Final answer
    x = 52,519.36

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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.