Home / 156,403.20-234,918.98-93,346.52

Finding the Fourth Proportional to 156,403.20, 234,918.98 and 93,346.52

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Solution

The fourth proportional to 156,403.20, 234,918.98 and 93,346.52 is: 140,207.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,403.20 : 234,918.98 = 93,346.52 : x
  2. Step 2: Convert to fraction form
    156,403.20/234,918.98 = 93,346.52/x
  3. Step 3: Cross multiply
    156,403.20x = 234,918.98 × 93,346.52
  4. Step 4: Simplify right side
    156,403.20x = 21,928,868,798.22
  5. Step 5: Solve for x
    x = 21,928,868,798.22/156,403.20
  6. Step 6: Final answer
    x = 140,207.29

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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.