Home / 226,166.02-312,114.53-122,804.57

Finding the Fourth Proportional to 226,166.02, 312,114.53 and 122,804.57

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Solution

The fourth proportional to 226,166.02, 312,114.53 and 122,804.57 is: 169,473.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,166.02 : 312,114.53 = 122,804.57 : x
  2. Step 2: Convert to fraction form
    226,166.02/312,114.53 = 122,804.57/x
  3. Step 3: Cross multiply
    226,166.02x = 312,114.53 × 122,804.57
  4. Step 4: Simplify right side
    226,166.02x = 38,329,091,734.70
  5. Step 5: Solve for x
    x = 38,329,091,734.70/226,166.02
  6. Step 6: Final answer
    x = 169,473.25

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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.