Home / 156,261.48-234,297.72-61,378.08

Finding the Fourth Proportional to 156,261.48, 234,297.72 and 61,378.08

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Solution

The fourth proportional to 156,261.48, 234,297.72 and 61,378.08 is: 92,030.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,261.48 : 234,297.72 = 61,378.08 : x
  2. Step 2: Convert to fraction form
    156,261.48/234,297.72 = 61,378.08/x
  3. Step 3: Cross multiply
    156,261.48x = 234,297.72 × 61,378.08
  4. Step 4: Simplify right side
    156,261.48x = 14,380,744,201.98
  5. Step 5: Solve for x
    x = 14,380,744,201.98/156,261.48
  6. Step 6: Final answer
    x = 92,030.00

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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.