Home / 112,966.72-169,346.40-39,042.88

Finding the Fourth Proportional to 112,966.72, 169,346.40 and 39,042.88

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Solution

The fourth proportional to 112,966.72, 169,346.40 and 39,042.88 is: 58,528.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,966.72 : 169,346.40 = 39,042.88 : x
  2. Step 2: Convert to fraction form
    112,966.72/169,346.40 = 39,042.88/x
  3. Step 3: Cross multiply
    112,966.72x = 169,346.40 × 39,042.88
  4. Step 4: Simplify right side
    112,966.72x = 6,611,771,173.63
  5. Step 5: Solve for x
    x = 6,611,771,173.63/112,966.72
  6. Step 6: Final answer
    x = 58,528.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.