Home / 156,942.60-235,106.70-94,427.40

Finding the Fourth Proportional to 156,942.60, 235,106.70 and 94,427.40

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Solution

The fourth proportional to 156,942.60, 235,106.70 and 94,427.40 is: 141,456.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,942.60 : 235,106.70 = 94,427.40 : x
  2. Step 2: Convert to fraction form
    156,942.60/235,106.70 = 94,427.40/x
  3. Step 3: Cross multiply
    156,942.60x = 235,106.70 × 94,427.40
  4. Step 4: Simplify right side
    156,942.60x = 22,200,514,403.58
  5. Step 5: Solve for x
    x = 22,200,514,403.58/156,942.60
  6. Step 6: Final answer
    x = 141,456.27

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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.