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Finding the Fourth Proportional to 229,055.18, 316,111.10 and 132,263.12

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Solution

The fourth proportional to 229,055.18, 316,111.10 and 132,263.12 is: 182,531.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,055.18 : 316,111.10 = 132,263.12 : x
  2. Step 2: Convert to fraction form
    229,055.18/316,111.10 = 132,263.12/x
  3. Step 3: Cross multiply
    229,055.18x = 316,111.10 × 132,263.12
  4. Step 4: Simplify right side
    229,055.18x = 41,809,840,352.63
  5. Step 5: Solve for x
    x = 41,809,840,352.63/229,055.18
  6. Step 6: Final answer
    x = 182,531.74

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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.