Home / 104,327.20-156,567.60-42,042.40

Finding the Fourth Proportional to 104,327.20, 156,567.60 and 42,042.40

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Solution

The fourth proportional to 104,327.20, 156,567.60 and 42,042.40 is: 63,094.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,327.20 : 156,567.60 = 42,042.40 : x
  2. Step 2: Convert to fraction form
    104,327.20/156,567.60 = 42,042.40/x
  3. Step 3: Cross multiply
    104,327.20x = 156,567.60 × 42,042.40
  4. Step 4: Simplify right side
    104,327.20x = 6,582,477,666.24
  5. Step 5: Solve for x
    x = 6,582,477,666.24/104,327.20
  6. Step 6: Final answer
    x = 63,094.55

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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.