Home / 163,776.02-226,134.10-161,160.32

Finding the Fourth Proportional to 163,776.02, 226,134.10 and 161,160.32

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Solution

The fourth proportional to 163,776.02, 226,134.10 and 161,160.32 is: 222,522.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,776.02 : 226,134.10 = 161,160.32 : x
  2. Step 2: Convert to fraction form
    163,776.02/226,134.10 = 161,160.32/x
  3. Step 3: Cross multiply
    163,776.02x = 226,134.10 × 161,160.32
  4. Step 4: Simplify right side
    163,776.02x = 36,443,841,982.44
  5. Step 5: Solve for x
    x = 36,443,841,982.44/163,776.02
  6. Step 6: Final answer
    x = 222,522.45

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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.