Home / 156,026.49-234,046.40-61,277.21

Finding the Fourth Proportional to 156,026.49, 234,046.40 and 61,277.21

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Solution

The fourth proportional to 156,026.49, 234,046.40 and 61,277.21 is: 91,918.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,026.49 : 234,046.40 = 61,277.21 : x
  2. Step 2: Convert to fraction form
    156,026.49/234,046.40 = 61,277.21/x
  3. Step 3: Cross multiply
    156,026.49x = 234,046.40 × 61,277.21
  4. Step 4: Simplify right side
    156,026.49x = 14,341,710,096.16
  5. Step 5: Solve for x
    x = 14,341,710,096.16/156,026.49
  6. Step 6: Final answer
    x = 91,918.43

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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.