Home / 114,229.58-157,719.99-91,692.55

Finding the Fourth Proportional to 114,229.58, 157,719.99 and 91,692.55

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Solution

The fourth proportional to 114,229.58, 157,719.99 and 91,692.55 is: 126,602.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,229.58 : 157,719.99 = 91,692.55 : x
  2. Step 2: Convert to fraction form
    114,229.58/157,719.99 = 91,692.55/x
  3. Step 3: Cross multiply
    114,229.58x = 157,719.99 × 91,692.55
  4. Step 4: Simplify right side
    114,229.58x = 14,461,746,822.01
  5. Step 5: Solve for x
    x = 14,461,746,822.01/114,229.58
  6. Step 6: Final answer
    x = 126,602.47

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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.