Home / 229,532.30-316,705.42-133,995.64

Finding the Fourth Proportional to 229,532.30, 316,705.42 and 133,995.64

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Solution

The fourth proportional to 229,532.30, 316,705.42 and 133,995.64 is: 184,885.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,532.30 : 316,705.42 = 133,995.64 : x
  2. Step 2: Convert to fraction form
    229,532.30/316,705.42 = 133,995.64/x
  3. Step 3: Cross multiply
    229,532.30x = 316,705.42 × 133,995.64
  4. Step 4: Simplify right side
    229,532.30x = 42,437,145,444.37
  5. Step 5: Solve for x
    x = 42,437,145,444.37/229,532.30
  6. Step 6: Final answer
    x = 184,885.29

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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.