Home / 163,326.24-243,997.08-103,684.32

Finding the Fourth Proportional to 163,326.24, 243,997.08 and 103,684.32

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Solution

The fourth proportional to 163,326.24, 243,997.08 and 103,684.32 is: 154,896.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,326.24 : 243,997.08 = 103,684.32 : x
  2. Step 2: Convert to fraction form
    163,326.24/243,997.08 = 103,684.32/x
  3. Step 3: Cross multiply
    163,326.24x = 243,997.08 × 103,684.32
  4. Step 4: Simplify right side
    163,326.24x = 25,298,671,321.79
  5. Step 5: Solve for x
    x = 25,298,671,321.79/163,326.24
  6. Step 6: Final answer
    x = 154,896.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.