Home / 69,816.10-96,346.64-37,985.22

Finding the Fourth Proportional to 69,816.10, 96,346.64 and 37,985.22

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Solution

The fourth proportional to 69,816.10, 96,346.64 and 37,985.22 is: 52,419.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,816.10 : 96,346.64 = 37,985.22 : x
  2. Step 2: Convert to fraction form
    69,816.10/96,346.64 = 37,985.22/x
  3. Step 3: Cross multiply
    69,816.10x = 96,346.64 × 37,985.22
  4. Step 4: Simplify right side
    69,816.10x = 3,659,748,316.66
  5. Step 5: Solve for x
    x = 3,659,748,316.66/69,816.10
  6. Step 6: Final answer
    x = 52,419.83

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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.