Home / 69,816.18-96,343.47-37,985.11

Finding the Fourth Proportional to 69,816.18, 96,343.47 and 37,985.11

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Solution

The fourth proportional to 69,816.18, 96,343.47 and 37,985.11 is: 52,417.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,816.18 : 96,343.47 = 37,985.11 : x
  2. Step 2: Convert to fraction form
    69,816.18/96,343.47 = 37,985.11/x
  3. Step 3: Cross multiply
    69,816.18x = 96,343.47 × 37,985.11
  4. Step 4: Simplify right side
    69,816.18x = 3,659,617,305.73
  5. Step 5: Solve for x
    x = 3,659,617,305.73/69,816.18
  6. Step 6: Final answer
    x = 52,417.90

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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.