Home / 112,905.70-169,358.55-94,534.90

Finding the Fourth Proportional to 112,905.70, 169,358.55 and 94,534.90

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Solution

The fourth proportional to 112,905.70, 169,358.55 and 94,534.90 is: 141,802.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,905.70 : 169,358.55 = 94,534.90 : x
  2. Step 2: Convert to fraction form
    112,905.70/169,358.55 = 94,534.90/x
  3. Step 3: Cross multiply
    112,905.70x = 169,358.55 × 94,534.90
  4. Step 4: Simplify right side
    112,905.70x = 16,010,293,588.40
  5. Step 5: Solve for x
    x = 16,010,293,588.40/112,905.70
  6. Step 6: Final answer
    x = 141,802.35

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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.