Home / 117,073.04-161,559.54-63,356.85

Finding the Fourth Proportional to 117,073.04, 161,559.54 and 63,356.85

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Solution

The fourth proportional to 117,073.04, 161,559.54 and 63,356.85 is: 87,431.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,073.04 : 161,559.54 = 63,356.85 : x
  2. Step 2: Convert to fraction form
    117,073.04/161,559.54 = 63,356.85/x
  3. Step 3: Cross multiply
    117,073.04x = 161,559.54 × 63,356.85
  4. Step 4: Simplify right side
    117,073.04x = 10,235,903,541.85
  5. Step 5: Solve for x
    x = 10,235,903,541.85/117,073.04
  6. Step 6: Final answer
    x = 87,431.78

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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.